Integrate complete Candidat platform with ASP.NET chatbot service

- Added Next.js frontend for candidate interviews - Added Node.js backend with TypeScript and AI integration - Added ASP.NET Core chatbot service for specialized AI conversations - Added MySQL database with complete schema - Added Nginx reverse proxy configuration - Complete Docker Compose orchestration for all services - Environment configuration for production, development, and Cloudflare - Comprehensive documentation and setup instructions - Flattened nested folder structures for clean organization - Integrated chatbot service with fallback to direct AI calls
2025-09-20 10:45:21 +02:00
parent bcd25503c5
commit ec8342b5e2
128 changed files with 27581 additions and 10 deletions
@@ -0,0 +1,15 @@
+# Use MySQL 8.0 as base image
+FROM mysql:8.0
+
+# Rely on runtime environment variables provided by docker-compose
+# (MYSQL_ROOT_PASSWORD, MYSQL_DATABASE, MYSQL_USER, MYSQL_PASSWORD)
+
+# Copy only the deploy_dump.sql file with deterministic name for init order
+COPY deploy_dump.sql /docker-entrypoint-initdb.d/00_deploy_dump.sql
+
+# Expose MySQL port
+EXPOSE 3306
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
+  CMD mysqladmin ping -h localhost || exit 1
@@ -0,0 +1,55 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `audit_logs`
+--
+
+DROP TABLE IF EXISTS `audit_logs`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `audit_logs` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `action` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `resource_type` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `resource_id` varchar(36) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `old_values` json DEFAULT NULL,
+  `new_values` json DEFAULT NULL,
+  `ip_address` varchar(45) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `user_agent` text COLLATE utf8mb4_unicode_ci,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_user_action` (`user_id`,`action`),
+  KEY `idx_resource` (`resource_type`,`resource_id`),
+  KEY `idx_created_at` (`created_at`),
+  CONSTRAINT `audit_logs_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE SET NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,53 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `candidate_responses`
+--
+
+DROP TABLE IF EXISTS `candidate_responses`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `candidate_responses` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `interview_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `question_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `response_text` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `response_audio_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `ai_score` decimal(5,2) DEFAULT NULL,
+  `ai_feedback` text COLLATE utf8mb4_unicode_ci,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_response_per_question` (`interview_id`,`question_id`),
+  KEY `question_id` (`question_id`),
+  CONSTRAINT `candidate_responses_ibfk_1` FOREIGN KEY (`interview_id`) REFERENCES `interviews` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `candidate_responses_ibfk_2` FOREIGN KEY (`question_id`) REFERENCES `interview_questions` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,63 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `candidates`
+--
+
+DROP TABLE IF EXISTS `candidates`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `candidates` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `email` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `first_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `last_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `phone` varchar(20) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `resume_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `cover_letter` text COLLATE utf8mb4_unicode_ci,
+  `source` varchar(100) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `status` enum('applied','interviewing','evaluated','hired','rejected') COLLATE utf8mb4_unicode_ci DEFAULT 'applied',
+  `applied_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `last_activity_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `deleted_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_candidate_per_job` (`job_id`,`email`),
+  KEY `idx_user_job` (`user_id`,`job_id`),
+  KEY `idx_status` (`status`),
+  KEY `idx_candidates_user_job_status` (`user_id`,`job_id`,`status`),
+  CONSTRAINT `candidates_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `candidates_ibfk_2` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,52 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `conversation_messages`
+--
+
+DROP TABLE IF EXISTS `conversation_messages`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `conversation_messages` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `interview_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `link_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `sender` enum('candidate','ai') COLLATE utf8mb4_unicode_ci NOT NULL,
+  `message` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `message_data` json DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_interview_id` (`interview_id`),
+  KEY `idx_link_id` (`link_id`),
+  KEY `idx_created_at` (`created_at`),
+  CONSTRAINT `conversation_messages_ibfk_1` FOREIGN KEY (`interview_id`) REFERENCES `interviews` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:31
@@ -0,0 +1,52 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `interview_events`
+--
+
+DROP TABLE IF EXISTS `interview_events`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `interview_events` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `link_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `event_type` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `event_data` json DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_job_id` (`job_id`),
+  KEY `idx_link_id` (`link_id`),
+  KEY `idx_event_type` (`event_type`),
+  KEY `idx_created_at` (`created_at`),
+  CONSTRAINT `interview_events_ibfk_1` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,52 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `interview_questions`
+--
+
+DROP TABLE IF EXISTS `interview_questions`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `interview_questions` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `interview_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `question_text` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `question_type` enum('technical','behavioral','situational','culture_fit') COLLATE utf8mb4_unicode_ci NOT NULL,
+  `difficulty_level` enum('easy','medium','hard') COLLATE utf8mb4_unicode_ci DEFAULT 'medium',
+  `expected_answer` text COLLATE utf8mb4_unicode_ci,
+  `evaluation_criteria` json DEFAULT NULL,
+  `order_index` int NOT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_interview_order` (`interview_id`,`order_index`),
+  CONSTRAINT `interview_questions_ibfk_1` FOREIGN KEY (`interview_id`) REFERENCES `interviews` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,79 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `interview_tokens`
+--
+
+DROP TABLE IF EXISTS `interview_tokens`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `interview_tokens` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `token_type` enum('single','bulk') COLLATE utf8mb4_unicode_ci NOT NULL,
+  `quantity` int NOT NULL DEFAULT '1',
+  `price_per_token` decimal(10,2) NOT NULL,
+  `total_price` decimal(10,2) NOT NULL,
+  `tokens_used` int DEFAULT '0',
+  `tokens_remaining` int GENERATED ALWAYS AS ((`quantity` - `tokens_used`)) STORED,
+  `status` enum('active','exhausted','expired') COLLATE utf8mb4_unicode_ci DEFAULT 'active',
+  `expires_at` timestamp NULL DEFAULT NULL,
+  `purchased_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_user_status` (`user_id`,`status`),
+  KEY `idx_expires_at` (`expires_at`),
+  KEY `idx_interview_tokens_user_active` (`user_id`,`status`),
+  CONSTRAINT `interview_tokens_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `chk_interview_tokens_quantity_positive` CHECK ((`quantity` > 0)),
+  CONSTRAINT `chk_interview_tokens_used_valid` CHECK (((`tokens_used` >= 0) and (`tokens_used` <= `quantity`)))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+/*!50003 CREATE*/ /*!50017 DEFINER=`root`@`localhost`*/ /*!50003 TRIGGER `update_token_usage_after_purchase` AFTER INSERT ON `interview_tokens` FOR EACH ROW BEGIN
+    INSERT INTO user_usage (user_id, tokens_purchased)
+    VALUES (NEW.user_id, NEW.quantity)
+    ON DUPLICATE KEY UPDATE tokens_purchased = tokens_purchased + NEW.quantity;
+END */;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,96 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `interviews`
+--
+
+DROP TABLE IF EXISTS `interviews`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `interviews` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `candidate_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `token` varchar(64) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `status` enum('scheduled','in_progress','completed','abandoned') COLLATE utf8mb4_unicode_ci DEFAULT 'scheduled',
+  `started_at` timestamp NULL DEFAULT NULL,
+  `completed_at` timestamp NULL DEFAULT NULL,
+  `duration_minutes` int DEFAULT '0',
+  `ai_questions` json DEFAULT NULL,
+  `candidate_responses` json DEFAULT NULL,
+  `ai_evaluation` json DEFAULT NULL,
+  `overall_score` decimal(5,2) DEFAULT NULL,
+  `technical_score` decimal(5,2) DEFAULT NULL,
+  `communication_score` decimal(5,2) DEFAULT NULL,
+  `culture_fit_score` decimal(5,2) DEFAULT NULL,
+  `ai_feedback` text COLLATE utf8mb4_unicode_ci,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `token` (`token`),
+  KEY `candidate_id` (`candidate_id`),
+  KEY `job_id` (`job_id`),
+  KEY `idx_token` (`token`),
+  KEY `idx_user_candidate` (`user_id`,`candidate_id`),
+  KEY `idx_status` (`status`),
+  KEY `idx_interviews_user_status` (`user_id`,`status`),
+  KEY `idx_interviews_token_status` (`token`,`status`),
+  CONSTRAINT `interviews_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `interviews_ibfk_2` FOREIGN KEY (`candidate_id`) REFERENCES `candidates` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `interviews_ibfk_3` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `chk_scores_valid` CHECK ((((`overall_score` is null) or ((`overall_score` >= 0) and (`overall_score` <= 100))) and ((`technical_score` is null) or ((`technical_score` >= 0) and (`technical_score` <= 100))) and ((`communication_score` is null) or ((`communication_score` >= 0) and (`communication_score` <= 100))) and ((`culture_fit_score` is null) or ((`culture_fit_score` >= 0) and (`culture_fit_score` <= 100)))))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+/*!50003 CREATE*/ /*!50017 DEFINER=`root`@`localhost`*/ /*!50003 TRIGGER `update_interview_usage_after_complete` AFTER UPDATE ON `interviews` FOR EACH ROW BEGIN
+    IF OLD.status != 'completed' AND NEW.status = 'completed' THEN
+        -- Update user usage
+        INSERT INTO user_usage (user_id, interviews_completed, tokens_used)
+        VALUES (NEW.user_id, 1, 1)
+        ON DUPLICATE KEY UPDATE 
+            interviews_completed = interviews_completed + 1,
+            tokens_used = tokens_used + 1;
+    END IF;
+END */;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:31
@@ -0,0 +1,52 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `job_links`
+--
+
+DROP TABLE IF EXISTS `job_links`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `job_links` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `url_slug` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `tokens_available` int DEFAULT '0',
+  `tokens_used` int DEFAULT '0',
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `url_slug` (`url_slug`),
+  KEY `idx_job_id` (`job_id`),
+  KEY `idx_url_slug` (`url_slug`),
+  CONSTRAINT `job_links_ibfk_1` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,85 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `jobs`
+--
+
+DROP TABLE IF EXISTS `jobs`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `jobs` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `title` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `description` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `requirements` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `skills_required` json DEFAULT NULL,
+  `location` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `employment_type` enum('full_time','part_time','contract','internship') COLLATE utf8mb4_unicode_ci DEFAULT 'full_time',
+  `experience_level` enum('entry','mid','senior','lead','executive') COLLATE utf8mb4_unicode_ci DEFAULT 'mid',
+  `salary_min` decimal(10,2) DEFAULT NULL,
+  `salary_max` decimal(10,2) DEFAULT NULL,
+  `currency` varchar(3) COLLATE utf8mb4_unicode_ci DEFAULT 'USD',
+  `status` enum('draft','active','paused','closed') COLLATE utf8mb4_unicode_ci DEFAULT 'draft',
+  `evaluation_criteria` json DEFAULT NULL,
+  `interview_questions` json DEFAULT NULL,
+  `interview_style` enum('personal','balanced','technical') COLLATE utf8mb4_unicode_ci DEFAULT 'balanced',
+  `application_deadline` timestamp NULL DEFAULT NULL,
+  `icon` varchar(50) COLLATE utf8mb4_unicode_ci DEFAULT 'briefcase',
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `deleted_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  KEY `idx_user_status` (`user_id`,`status`),
+  KEY `idx_created_at` (`created_at`),
+  KEY `idx_jobs_user_status_created` (`user_id`,`status`,`created_at` DESC),
+  CONSTRAINT `jobs_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+/*!50003 CREATE*/ /*!50017 DEFINER=`root`@`localhost`*/ /*!50003 TRIGGER `update_job_usage_after_insert` AFTER INSERT ON `jobs` FOR EACH ROW BEGIN
+    INSERT INTO user_usage (user_id, jobs_created)
+    VALUES (NEW.user_id, 1)
+    ON DUPLICATE KEY UPDATE jobs_created = jobs_created + 1;
+END */;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:31
@@ -0,0 +1,59 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `payment_records`
+--
+
+DROP TABLE IF EXISTS `payment_records`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `payment_records` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `token_package_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `amount` decimal(10,2) NOT NULL,
+  `currency` varchar(3) COLLATE utf8mb4_unicode_ci DEFAULT 'USD',
+  `status` enum('pending','paid','failed','refunded','cancelled') COLLATE utf8mb4_unicode_ci DEFAULT 'pending',
+  `payment_method` varchar(50) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `payment_reference` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `invoice_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `paid_at` timestamp NULL DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `token_package_id` (`token_package_id`),
+  KEY `idx_user_status` (`user_id`,`status`),
+  KEY `idx_payment_reference` (`payment_reference`),
+  KEY `idx_payment_records_user_created` (`user_id`,`created_at` DESC),
+  CONSTRAINT `payment_records_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `payment_records_ibfk_2` FOREIGN KEY (`token_package_id`) REFERENCES `token_packages` (`id`) ON DELETE RESTRICT
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:31
@@ -0,0 +1,631 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Dumping events for database 'candidb_main'
+--
+
+--
+-- Dumping routines for database 'candidb_main'
+--
+/*!50003 DROP FUNCTION IF EXISTS `can_create_job` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` FUNCTION `can_create_job`(user_uuid VARCHAR(36)) RETURNS tinyint(1)
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE current_jobs INT DEFAULT 0;
+    DECLARE max_jobs INT DEFAULT 100; -- Hard limit of 100 jobs
+    
+    -- Get current job count
+    SELECT COALESCE(jobs_created, 0) INTO current_jobs
+    FROM user_usage 
+    WHERE user_id = user_uuid;
+    
+    -- Return TRUE if under limit
+    RETURN current_jobs < max_jobs;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP FUNCTION IF EXISTS `get_all_users` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` FUNCTION `get_all_users`() RETURNS json
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE result JSON;
+    
+    SELECT JSON_ARRAYAGG(
+        JSON_OBJECT(
+            'id', id,
+            'email', email,
+            'first_name', first_name,
+            'last_name', last_name,
+            'role', role,
+            'company_name', company_name,
+            'is_active', is_active,
+            'last_login_at', last_login_at,
+            'email_verified_at', email_verified_at,
+            'created_at', created_at
+        )
+    ) INTO result
+    FROM users 
+    WHERE deleted_at IS NULL
+    ORDER BY created_at DESC;
+    
+    RETURN result;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP FUNCTION IF EXISTS `get_token_usage_summary` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` FUNCTION `get_token_usage_summary`(user_uuid VARCHAR(36)) RETURNS json
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE total_purchased INT DEFAULT 0;
+    DECLARE total_used INT DEFAULT 0;
+    DECLARE total_available INT DEFAULT 0;
+    DECLARE result JSON;
+    
+    -- Get total purchased tokens
+    SELECT COALESCE(SUM(quantity), 0) INTO total_purchased
+    FROM interview_tokens 
+    WHERE user_id = user_uuid;
+    
+    -- Get total used tokens
+    SELECT COALESCE(SUM(tokens_used), 0) INTO total_used
+    FROM interview_tokens 
+    WHERE user_id = user_uuid;
+    
+    -- Get total available tokens
+    SELECT COALESCE(SUM(tokens_remaining), 0) INTO total_available
+    FROM interview_tokens 
+    WHERE user_id = user_uuid 
+    AND status = 'active'
+    AND (expires_at IS NULL OR expires_at > NOW());
+    
+    -- Build JSON result
+    SET result = JSON_OBJECT(
+        'total_purchased', total_purchased,
+        'total_used', total_used,
+        'total_available', total_available,
+        'utilization_percentage', CASE 
+            WHEN total_purchased > 0 THEN ROUND((total_used / total_purchased) * 100, 2)
+            ELSE 0 
+        END
+    );
+    
+    RETURN result;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP FUNCTION IF EXISTS `get_user_statistics` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` FUNCTION `get_user_statistics`(user_uuid VARCHAR(36)) RETURNS json
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE result JSON;
+    DECLARE user_usage_data JSON;
+    DECLARE token_summary JSON;
+    
+    -- Get usage data
+    SELECT JSON_OBJECT(
+        'jobs_created', COALESCE(jobs_created, 0),
+        'interviews_completed', COALESCE(interviews_completed, 0),
+        'tokens_purchased', COALESCE(tokens_purchased, 0),
+        'tokens_used', COALESCE(tokens_used, 0)
+    ) INTO user_usage_data
+    FROM user_usage 
+    WHERE user_id = user_uuid;
+    
+    -- Get token summary
+    SELECT get_token_usage_summary(user_uuid) INTO token_summary;
+    
+    -- Build result
+    SET result = JSON_OBJECT(
+        'usage', user_usage_data,
+        'tokens', token_summary
+    );
+    
+    RETURN result;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP FUNCTION IF EXISTS `has_available_tokens` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` FUNCTION `has_available_tokens`(user_uuid VARCHAR(36)) RETURNS tinyint(1)
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE available_tokens INT DEFAULT 0;
+    
+    -- Get available tokens (active and not expired)
+    SELECT COALESCE(SUM(tokens_remaining), 0) INTO available_tokens
+    FROM interview_tokens 
+    WHERE user_id = user_uuid 
+    AND status = 'active'
+    AND (expires_at IS NULL OR expires_at > NOW());
+    
+    -- Return TRUE if has available tokens
+    RETURN available_tokens > 0;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP FUNCTION IF EXISTS `is_admin` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` FUNCTION `is_admin`(user_uuid VARCHAR(36)) RETURNS tinyint(1)
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE user_role VARCHAR(20) DEFAULT NULL;
+    
+    SELECT role INTO user_role
+    FROM users 
+    WHERE id = user_uuid AND is_active = TRUE;
+    
+    RETURN user_role = 'admin';
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP PROCEDURE IF EXISTS `add_tokens_to_user` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` PROCEDURE `add_tokens_to_user`(
+    IN p_user_id VARCHAR(36),
+    IN p_quantity INT,
+    IN p_price_per_token DECIMAL(10,2),
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE v_total_price DECIMAL(10,2);
+    DECLARE v_token_id VARCHAR(36);
+    
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while adding tokens';
+    END;
+    
+    -- Check if admin
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        -- Check if user exists
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            -- Calculate total price
+            SET v_total_price = p_quantity * p_price_per_token;
+            
+            -- Create token record
+            SET v_token_id = UUID();
+            
+            INSERT INTO interview_tokens (
+                id, user_id, token_type, quantity, price_per_token, 
+                total_price, status, purchased_at
+            ) VALUES (
+                v_token_id, p_user_id, 
+                CASE WHEN p_quantity = 1 THEN 'single' ELSE 'bulk' END,
+                p_quantity, p_price_per_token, v_total_price, 
+                'active', NOW()
+            );
+            
+            -- Create payment record (admin-granted)
+            INSERT INTO payment_records (
+                user_id, interview_token_id, token_package_id, 
+                amount, status, payment_method, payment_reference
+            ) VALUES (
+                p_user_id, v_token_id, NULL, v_total_price, 
+                'paid', 'admin_granted', CONCAT('ADMIN_', p_admin_id, '_', NOW())
+            );
+            
+            SET p_success = TRUE;
+            SET p_message = CONCAT('Successfully added ', p_quantity, ' tokens to user');
+        END IF;
+    END IF;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP PROCEDURE IF EXISTS `change_user_password` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` PROCEDURE `change_user_password`(
+    IN p_user_id VARCHAR(36),
+    IN p_new_password_hash VARCHAR(255),
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while changing password';
+    END;
+    
+    -- Check if admin
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        -- Check if user exists
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            -- Update password
+            UPDATE users SET
+                password_hash = p_new_password_hash,
+                updated_at = NOW()
+            WHERE id = p_user_id;
+            
+            SET p_success = TRUE;
+            SET p_message = 'Password changed successfully';
+        END IF;
+    END IF;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP PROCEDURE IF EXISTS `create_user` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` PROCEDURE `create_user`(
+    IN p_email VARCHAR(255),
+    IN p_password_hash VARCHAR(255),
+    IN p_first_name VARCHAR(100),
+    IN p_last_name VARCHAR(100),
+    IN p_role ENUM('admin', 'recruiter'),
+    IN p_company_name VARCHAR(255),
+    IN p_admin_id VARCHAR(36),
+    OUT p_user_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while creating user';
+    END;
+    
+    -- Check if admin
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        -- Check if email already exists
+        IF EXISTS (SELECT 1 FROM users WHERE email = p_email AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'Email already exists';
+        ELSE
+            -- Create user
+            SET p_user_id = UUID();
+            
+            INSERT INTO users (
+                id, email, password_hash, first_name, last_name, 
+                role, company_name, is_active, email_verified_at
+            ) VALUES (
+                p_user_id, p_email, p_password_hash, p_first_name, p_last_name,
+                p_role, p_company_name, TRUE, NOW()
+            );
+            
+            -- Initialize usage tracking
+            INSERT INTO user_usage (user_id) VALUES (p_user_id);
+            
+            SET p_success = TRUE;
+            SET p_message = 'User created successfully';
+        END IF;
+    END IF;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP PROCEDURE IF EXISTS `deactivate_user` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` PROCEDURE `deactivate_user`(
+    IN p_user_id VARCHAR(36),
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while deactivating user';
+    END;
+    
+    -- Check if admin
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        -- Check if user exists
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            -- Deactivate user
+            UPDATE users SET
+                is_active = FALSE,
+                updated_at = NOW()
+            WHERE id = p_user_id;
+            
+            SET p_success = TRUE;
+            SET p_message = 'User deactivated successfully';
+        END IF;
+    END IF;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP PROCEDURE IF EXISTS `get_system_statistics` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` PROCEDURE `get_system_statistics`(
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255),
+    OUT p_statistics JSON
+)
+BEGIN
+    DECLARE v_total_users INT DEFAULT 0;
+    DECLARE v_active_users INT DEFAULT 0;
+    DECLARE v_total_jobs INT DEFAULT 0;
+    DECLARE v_total_interviews INT DEFAULT 0;
+    DECLARE v_total_tokens_purchased INT DEFAULT 0;
+    DECLARE v_total_tokens_used INT DEFAULT 0;
+    DECLARE v_total_revenue DECIMAL(10,2) DEFAULT 0;
+    
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while getting statistics';
+    END;
+    
+    -- Check if admin
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        -- Get statistics
+        SELECT COUNT(*) INTO v_total_users FROM users WHERE deleted_at IS NULL;
+        SELECT COUNT(*) INTO v_active_users FROM users WHERE is_active = TRUE AND deleted_at IS NULL;
+        SELECT COALESCE(SUM(jobs_created), 0) INTO v_total_jobs FROM user_usage;
+        SELECT COALESCE(SUM(interviews_completed), 0) INTO v_total_interviews FROM user_usage;
+        SELECT COALESCE(SUM(tokens_purchased), 0) INTO v_total_tokens_purchased FROM user_usage;
+        SELECT COALESCE(SUM(tokens_used), 0) INTO v_total_tokens_used FROM user_usage;
+        SELECT COALESCE(SUM(amount), 0) INTO v_total_revenue FROM payment_records WHERE status = 'paid';
+        
+        -- Build statistics JSON
+        SET p_statistics = JSON_OBJECT(
+            'total_users', v_total_users,
+            'active_users', v_active_users,
+            'total_jobs', v_total_jobs,
+            'total_interviews', v_total_interviews,
+            'total_tokens_purchased', v_total_tokens_purchased,
+            'total_tokens_used', v_total_tokens_used,
+            'total_revenue', v_total_revenue,
+            'generated_at', NOW()
+        );
+        
+        SET p_success = TRUE;
+        SET p_message = 'Statistics retrieved successfully';
+    END IF;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 DROP PROCEDURE IF EXISTS `update_user` */;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+CREATE DEFINER=`root`@`localhost` PROCEDURE `update_user`(
+    IN p_user_id VARCHAR(36),
+    IN p_email VARCHAR(255),
+    IN p_first_name VARCHAR(100),
+    IN p_last_name VARCHAR(100),
+    IN p_role ENUM('admin', 'recruiter'),
+    IN p_company_name VARCHAR(255),
+    IN p_is_active BOOLEAN,
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while updating user';
+    END;
+    
+    -- Check if admin
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        -- Check if user exists
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            -- Update user
+            UPDATE users SET
+                email = p_email,
+                first_name = p_first_name,
+                last_name = p_last_name,
+                role = p_role,
+                company_name = p_company_name,
+                is_active = p_is_active,
+                updated_at = NOW()
+            WHERE id = p_user_id;
+            
+            SET p_success = TRUE;
+            SET p_message = 'User updated successfully';
+        END IF;
+    END IF;
+END ;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,55 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `token_packages`
+--
+
+DROP TABLE IF EXISTS `token_packages`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `token_packages` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `description` text COLLATE utf8mb4_unicode_ci,
+  `quantity` int NOT NULL,
+  `price_per_token` decimal(10,2) NOT NULL,
+  `total_price` decimal(10,2) NOT NULL,
+  `discount_percentage` decimal(5,2) DEFAULT '0.00',
+  `is_popular` tinyint(1) DEFAULT '0',
+  `is_active` tinyint(1) DEFAULT '1',
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  CONSTRAINT `chk_token_packages_discount_valid` CHECK (((`discount_percentage` >= 0) and (`discount_percentage` <= 100))),
+  CONSTRAINT `chk_token_packages_price_positive` CHECK ((`price_per_token` > 0)),
+  CONSTRAINT `chk_token_packages_quantity_positive` CHECK ((`quantity` > 0))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,53 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `user_usage`
+--
+
+DROP TABLE IF EXISTS `user_usage`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `user_usage` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `jobs_created` int DEFAULT '0',
+  `interviews_completed` int DEFAULT '0',
+  `tokens_purchased` int DEFAULT '0',
+  `tokens_used` int DEFAULT '0',
+  `last_reset_date` date DEFAULT (curdate()),
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_user_usage` (`user_id`),
+  CONSTRAINT `user_usage_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `chk_usage_positive` CHECK (((`jobs_created` >= 0) and (`interviews_completed` >= 0) and (`tokens_purchased` >= 0) and (`tokens_used` >= 0)))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:31
@@ -0,0 +1,60 @@
+CREATE DATABASE  IF NOT EXISTS `candidb_main` /*!40100 DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci */ /*!80016 DEFAULT ENCRYPTION='N' */;
+USE `candidb_main`;
+-- MySQL dump 10.13  Distrib 8.0.38, for Win64 (x86_64)
+--
+-- Host: localhost    Database: candidb_main
+-- ------------------------------------------------------
+-- Server version	8.0.39
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table `users`
+--
+
+DROP TABLE IF EXISTS `users`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `users` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `email` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `password_hash` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `first_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `last_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `role` enum('admin','recruiter') COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT 'recruiter',
+  `company_name` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `avatar_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `is_active` tinyint(1) DEFAULT '1',
+  `last_login_at` timestamp NULL DEFAULT NULL,
+  `email_verified_at` timestamp NULL DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `deleted_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `email` (`email`),
+  KEY `idx_email` (`email`),
+  KEY `idx_role` (`role`),
+  KEY `idx_active` (`is_active`),
+  KEY `idx_role_active` (`role`,`is_active`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-09-16 20:22:32
@@ -0,0 +1,703 @@
+-- Auto-generated consolidated deployment SQL based on candidb_dump1
+
+DROP DATABASE IF EXISTS candidb_main;
+CREATE DATABASE IF NOT EXISTS `candidb_main`
+  CHARACTER SET utf8mb4
+  COLLATE utf8mb4_unicode_ci;
+USE `candidb_main`;
+
+-- Core tables (ordered by dependencies)
+
+-- users
+CREATE TABLE `users` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `email` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `password_hash` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `first_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `last_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `role` enum('admin','recruiter') COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT 'recruiter',
+  `company_name` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `avatar_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `is_active` tinyint(1) DEFAULT '1',
+  `last_login_at` timestamp NULL DEFAULT NULL,
+  `email_verified_at` timestamp NULL DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `deleted_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `email` (`email`),
+  KEY `idx_email` (`email`),
+  KEY `idx_role` (`role`),
+  KEY `idx_active` (`is_active`),
+  KEY `idx_role_active` (`role`,`is_active`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- token_packages
+CREATE TABLE `token_packages` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `description` text COLLATE utf8mb4_unicode_ci,
+  `quantity` int NOT NULL,
+  `price_per_token` decimal(10,2) NOT NULL,
+  `total_price` decimal(10,2) NOT NULL,
+  `discount_percentage` decimal(5,2) DEFAULT '0.00',
+  `is_popular` tinyint(1) DEFAULT '0',
+  `is_active` tinyint(1) DEFAULT '1',
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  CONSTRAINT `chk_token_packages_discount_valid` CHECK (((`discount_percentage` >= 0) and (`discount_percentage` <= 100))),
+  CONSTRAINT `chk_token_packages_price_positive` CHECK ((`price_per_token` > 0)),
+  CONSTRAINT `chk_token_packages_quantity_positive` CHECK ((`quantity` > 0))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- jobs
+CREATE TABLE `jobs` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `title` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `description` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `requirements` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `skills_required` json DEFAULT NULL,
+  `location` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `employment_type` enum('full_time','part_time','contract','internship') COLLATE utf8mb4_unicode_ci DEFAULT 'full_time',
+  `experience_level` enum('entry','mid','senior','lead','executive') COLLATE utf8mb4_unicode_ci DEFAULT 'mid',
+  `salary_min` decimal(10,2) DEFAULT NULL,
+  `salary_max` decimal(10,2) DEFAULT NULL,
+  `currency` varchar(3) COLLATE utf8mb4_unicode_ci DEFAULT 'USD',
+  `status` enum('draft','active','paused','closed') COLLATE utf8mb4_unicode_ci DEFAULT 'draft',
+  `evaluation_criteria` json DEFAULT NULL,
+  `interview_questions` json DEFAULT NULL,
+  `interview_style` enum('personal','balanced','technical') COLLATE utf8mb4_unicode_ci DEFAULT 'balanced',
+  `application_deadline` timestamp NULL DEFAULT NULL,
+  `icon` varchar(50) COLLATE utf8mb4_unicode_ci DEFAULT 'briefcase',
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `deleted_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  KEY `idx_user_status` (`user_id`,`status`),
+  KEY `idx_created_at` (`created_at`),
+  KEY `idx_jobs_user_status_created` (`user_id`,`status`,`created_at` DESC),
+  CONSTRAINT `jobs_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- candidates
+CREATE TABLE `candidates` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `email` varchar(255) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `first_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `last_name` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `phone` varchar(20) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `resume_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `cover_letter` text COLLATE utf8mb4_unicode_ci,
+  `source` varchar(100) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `status` enum('applied','interviewing','evaluated','hired','rejected') COLLATE utf8mb4_unicode_ci DEFAULT 'applied',
+  `applied_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `last_activity_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  `deleted_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_candidate_per_job` (`job_id`,`email`),
+  KEY `idx_user_job` (`user_id`,`job_id`),
+  KEY `idx_status` (`status`),
+  KEY `idx_candidates_user_job_status` (`user_id`,`job_id`,`status`),
+  CONSTRAINT `candidates_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `candidates_ibfk_2` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- interviews
+CREATE TABLE `interviews` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `candidate_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `token` varchar(64) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `status` enum('scheduled','in_progress','completed','abandoned') COLLATE utf8mb4_unicode_ci DEFAULT 'scheduled',
+  `started_at` timestamp NULL DEFAULT NULL,
+  `completed_at` timestamp NULL DEFAULT NULL,
+  `duration_minutes` int DEFAULT '0',
+  `ai_questions` json DEFAULT NULL,
+  `candidate_responses` json DEFAULT NULL,
+  `ai_evaluation` json DEFAULT NULL,
+  `overall_score` decimal(5,2) DEFAULT NULL,
+  `technical_score` decimal(5,2) DEFAULT NULL,
+  `communication_score` decimal(5,2) DEFAULT NULL,
+  `culture_fit_score` decimal(5,2) DEFAULT NULL,
+  `ai_feedback` text COLLATE utf8mb4_unicode_ci,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `token` (`token`),
+  KEY `candidate_id` (`candidate_id`),
+  KEY `job_id` (`job_id`),
+  KEY `idx_token` (`token`),
+  KEY `idx_user_candidate` (`user_id`,`candidate_id`),
+  KEY `idx_status` (`status`),
+  KEY `idx_interviews_user_status` (`user_id`,`status`),
+  KEY `idx_interviews_token_status` (`token`,`status`),
+  CONSTRAINT `interviews_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `interviews_ibfk_2` FOREIGN KEY (`candidate_id`) REFERENCES `candidates` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `interviews_ibfk_3` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `chk_scores_valid` CHECK ((((`overall_score` is null) or ((`overall_score` >= 0) and (`overall_score` <= 100))) and ((`technical_score` is null) or ((`technical_score` >= 0) and (`technical_score` <= 100))) and ((`communication_score` is null) or ((`communication_score` >= 0) and (`communication_score` <= 100))) and ((`culture_fit_score` is null) or ((`culture_fit_score` >= 0) and (`culture_fit_score` <= 100)))))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- interview_questions
+CREATE TABLE `interview_questions` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `interview_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `question_text` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `question_type` enum('technical','behavioral','situational','culture_fit') COLLATE utf8mb4_unicode_ci NOT NULL,
+  `difficulty_level` enum('easy','medium','hard') COLLATE utf8mb4_unicode_ci DEFAULT 'medium',
+  `expected_answer` text COLLATE utf8mb4_unicode_ci,
+  `evaluation_criteria` json DEFAULT NULL,
+  `order_index` int NOT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_interview_order` (`interview_id`,`order_index`),
+  CONSTRAINT `interview_questions_ibfk_1` FOREIGN KEY (`interview_id`) REFERENCES `interviews` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- candidate_responses
+CREATE TABLE `candidate_responses` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `interview_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `question_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `response_text` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `response_audio_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `ai_score` decimal(5,2) DEFAULT NULL,
+  `ai_feedback` text COLLATE utf8mb4_unicode_ci,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_response_per_question` (`interview_id`,`question_id`),
+  KEY `question_id` (`question_id`),
+  CONSTRAINT `candidate_responses_ibfk_1` FOREIGN KEY (`interview_id`) REFERENCES `interviews` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `candidate_responses_ibfk_2` FOREIGN KEY (`question_id`) REFERENCES `interview_questions` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- interview_tokens
+CREATE TABLE `interview_tokens` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `token_type` enum('single','bulk') COLLATE utf8mb4_unicode_ci NOT NULL,
+  `quantity` int NOT NULL DEFAULT '1',
+  `price_per_token` decimal(10,2) NOT NULL,
+  `total_price` decimal(10,2) NOT NULL,
+  `tokens_used` int DEFAULT '0',
+  `tokens_remaining` int GENERATED ALWAYS AS ((`quantity` - `tokens_used`)) STORED,
+  `status` enum('active','exhausted','expired') COLLATE utf8mb4_unicode_ci DEFAULT 'active',
+  `expires_at` timestamp NULL DEFAULT NULL,
+  `purchased_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_user_status` (`user_id`,`status`),
+  KEY `idx_expires_at` (`expires_at`),
+  KEY `idx_interview_tokens_user_active` (`user_id`,`status`),
+  CONSTRAINT `interview_tokens_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `chk_interview_tokens_quantity_positive` CHECK ((`quantity` > 0)),
+  CONSTRAINT `chk_interview_tokens_used_valid` CHECK (((`tokens_used` >= 0) and (`tokens_used` <= `quantity`)))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- payment_records
+CREATE TABLE `payment_records` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `token_package_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `amount` decimal(10,2) NOT NULL,
+  `currency` varchar(3) COLLATE utf8mb4_unicode_ci DEFAULT 'USD',
+  `status` enum('pending','paid','failed','refunded','cancelled') COLLATE utf8mb4_unicode_ci DEFAULT 'pending',
+  `payment_method` varchar(50) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `payment_reference` varchar(255) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `invoice_url` varchar(500) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `paid_at` timestamp NULL DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `token_package_id` (`token_package_id`),
+  KEY `idx_user_status` (`user_id`,`status`),
+  KEY `idx_payment_reference` (`payment_reference`),
+  KEY `idx_payment_records_user_created` (`user_id`,`created_at` DESC),
+  CONSTRAINT `payment_records_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `payment_records_ibfk_2` FOREIGN KEY (`token_package_id`) REFERENCES `token_packages` (`id`) ON DELETE RESTRICT
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- user_usage
+CREATE TABLE `user_usage` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `jobs_created` int DEFAULT '0',
+  `interviews_completed` int DEFAULT '0',
+  `tokens_purchased` int DEFAULT '0',
+  `tokens_used` int DEFAULT '0',
+  `last_reset_date` date DEFAULT (curdate()),
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `unique_user_usage` (`user_id`),
+  CONSTRAINT `user_usage_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
+  CONSTRAINT `chk_usage_positive` CHECK (((`jobs_created` >= 0) and (`interviews_completed` >= 0) and (`tokens_purchased` >= 0) and (`tokens_used` >= 0)))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- audit_logs
+CREATE TABLE `audit_logs` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `user_id` varchar(36) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `action` varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `resource_type` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `resource_id` varchar(36) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `old_values` json DEFAULT NULL,
+  `new_values` json DEFAULT NULL,
+  `ip_address` varchar(45) COLLATE utf8mb4_unicode_ci DEFAULT NULL,
+  `user_agent` text COLLATE utf8mb4_unicode_ci,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_user_action` (`user_id`,`action`),
+  KEY `idx_resource` (`resource_type`,`resource_id`),
+  KEY `idx_created_at` (`created_at`),
+  CONSTRAINT `audit_logs_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE SET NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- job_links
+CREATE TABLE `job_links` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `url_slug` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `tokens_available` int DEFAULT '0',
+  `tokens_used` int DEFAULT '0',
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `url_slug` (`url_slug`),
+  KEY `idx_job_id` (`job_id`),
+  KEY `idx_url_slug` (`url_slug`),
+  CONSTRAINT `job_links_ibfk_1` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- conversation_messages
+CREATE TABLE `conversation_messages` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT (uuid()),
+  `interview_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `link_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `sender` enum('candidate','ai') COLLATE utf8mb4_unicode_ci NOT NULL,
+  `message` text COLLATE utf8mb4_unicode_ci NOT NULL,
+  `message_data` json DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_interview_id` (`interview_id`),
+  KEY `idx_link_id` (`link_id`),
+  KEY `idx_created_at` (`created_at`),
+  CONSTRAINT `conversation_messages_ibfk_1` FOREIGN KEY (`interview_id`) REFERENCES `interviews` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- interview_events
+CREATE TABLE `interview_events` (
+  `id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `job_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `link_id` varchar(36) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `event_type` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL,
+  `event_data` json DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`),
+  KEY `idx_job_id` (`job_id`),
+  KEY `idx_link_id` (`link_id`),
+  KEY `idx_event_type` (`event_type`),
+  KEY `idx_created_at` (`created_at`),
+  CONSTRAINT `interview_events_ibfk_1` FOREIGN KEY (`job_id`) REFERENCES `jobs` (`id`) ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
+-- Triggers
+DELIMITER $$
+CREATE TRIGGER `update_job_usage_after_insert` AFTER INSERT ON `jobs` FOR EACH ROW BEGIN
+    INSERT INTO user_usage (user_id, jobs_created)
+    VALUES (NEW.user_id, 1)
+    ON DUPLICATE KEY UPDATE jobs_created = jobs_created + 1;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE TRIGGER `update_token_usage_after_purchase` AFTER INSERT ON `interview_tokens` FOR EACH ROW BEGIN
+    INSERT INTO user_usage (user_id, tokens_purchased)
+    VALUES (NEW.user_id, NEW.quantity)
+    ON DUPLICATE KEY UPDATE tokens_purchased = tokens_purchased + NEW.quantity;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE TRIGGER `update_interview_usage_after_complete` AFTER UPDATE ON `interviews` FOR EACH ROW BEGIN
+    IF OLD.status != 'completed' AND NEW.status = 'completed' THEN
+        INSERT INTO user_usage (user_id, interviews_completed, tokens_used)
+        VALUES (NEW.user_id, 1, 1)
+        ON DUPLICATE KEY UPDATE 
+            interviews_completed = interviews_completed + 1,
+            tokens_used = tokens_used + 1;
+    END IF;
+END$$
+DELIMITER ;
+
+-- Functions
+DELIMITER $$
+CREATE FUNCTION `can_create_job`(user_uuid VARCHAR(36)) RETURNS tinyint(1)
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE current_jobs INT DEFAULT 0;
+    DECLARE max_jobs INT DEFAULT 100;
+    SELECT COALESCE(jobs_created, 0) INTO current_jobs FROM user_usage WHERE user_id = user_uuid;
+    RETURN current_jobs < max_jobs;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE FUNCTION `get_all_users`() RETURNS json
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE result JSON;
+    SELECT JSON_ARRAYAGG(
+        JSON_OBJECT(
+            'id', id,
+            'email', email,
+            'first_name', first_name,
+            'last_name', last_name,
+            'role', role,
+            'company_name', company_name,
+            'is_active', is_active,
+            'last_login_at', last_login_at,
+            'email_verified_at', email_verified_at,
+            'created_at', created_at
+        )
+    ) INTO result
+    FROM users 
+    WHERE deleted_at IS NULL
+    ORDER BY created_at DESC;
+    RETURN result;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE FUNCTION `get_token_usage_summary`(user_uuid VARCHAR(36)) RETURNS json
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE total_purchased INT DEFAULT 0;
+    DECLARE total_used INT DEFAULT 0;
+    DECLARE total_available INT DEFAULT 0;
+    DECLARE result JSON;
+    SELECT COALESCE(SUM(quantity), 0) INTO total_purchased FROM interview_tokens WHERE user_id = user_uuid;
+    SELECT COALESCE(SUM(tokens_used), 0) INTO total_used FROM interview_tokens WHERE user_id = user_uuid;
+    SELECT COALESCE(SUM(tokens_remaining), 0) INTO total_available FROM interview_tokens WHERE user_id = user_uuid AND status = 'active' AND (expires_at IS NULL OR expires_at > NOW());
+    SET result = JSON_OBJECT(
+        'total_purchased', total_purchased,
+        'total_used', total_used,
+        'total_available', total_available,
+        'utilization_percentage', CASE WHEN total_purchased > 0 THEN ROUND((total_used / total_purchased) * 100, 2) ELSE 0 END
+    );
+    RETURN result;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE FUNCTION `get_user_statistics`(user_uuid VARCHAR(36)) RETURNS json
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE result JSON;
+    DECLARE user_usage_data JSON;
+    DECLARE token_summary JSON;
+    SELECT JSON_OBJECT(
+        'jobs_created', COALESCE(jobs_created, 0),
+        'interviews_completed', COALESCE(interviews_completed, 0),
+        'tokens_purchased', COALESCE(tokens_purchased, 0),
+        'tokens_used', COALESCE(tokens_used, 0)
+    ) INTO user_usage_data FROM user_usage WHERE user_id = user_uuid;
+    SELECT get_token_usage_summary(user_uuid) INTO token_summary;
+    SET result = JSON_OBJECT('usage', user_usage_data, 'tokens', token_summary);
+    RETURN result;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE FUNCTION `has_available_tokens`(user_uuid VARCHAR(36)) RETURNS tinyint(1)
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE available_tokens INT DEFAULT 0;
+    SELECT COALESCE(SUM(tokens_remaining), 0) INTO available_tokens FROM interview_tokens WHERE user_id = user_uuid AND status = 'active' AND (expires_at IS NULL OR expires_at > NOW());
+    RETURN available_tokens > 0;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE FUNCTION `is_admin`(user_uuid VARCHAR(36)) RETURNS tinyint(1)
+    READS SQL DATA
+    DETERMINISTIC
+BEGIN
+    DECLARE user_role VARCHAR(20) DEFAULT NULL;
+    SELECT role INTO user_role FROM users WHERE id = user_uuid AND is_active = TRUE;
+    RETURN user_role = 'admin';
+END$$
+DELIMITER ;
+
+-- Procedures (from dump routines)
+DELIMITER $$
+CREATE PROCEDURE `add_tokens_to_user`(
+    IN p_user_id VARCHAR(36),
+    IN p_quantity INT,
+    IN p_price_per_token DECIMAL(10,2),
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE v_total_price DECIMAL(10,2);
+    DECLARE v_token_id VARCHAR(36);
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while adding tokens';
+    END;
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            SET v_total_price = p_quantity * p_price_per_token;
+            SET v_token_id = UUID();
+            INSERT INTO interview_tokens (
+                id, user_id, token_type, quantity, price_per_token,
+                total_price, status, purchased_at
+            ) VALUES (
+                v_token_id, p_user_id,
+                CASE WHEN p_quantity = 1 THEN 'single' ELSE 'bulk' END,
+                p_quantity, p_price_per_token, v_total_price,
+                'active', NOW()
+            );
+            -- NOTE: routines in dump referenced interview_token_id; schema doesn't have it. Keeping minimal insert
+            INSERT INTO payment_records (
+                user_id, token_package_id, amount, status, payment_method, payment_reference
+            ) VALUES (
+                p_user_id, NULL, v_total_price,
+                'paid', 'admin_granted', CONCAT('ADMIN_', p_admin_id, '_', NOW())
+            );
+            SET p_success = TRUE;
+            SET p_message = CONCAT('Successfully added ', p_quantity, ' tokens to user');
+        END IF;
+    END IF;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE PROCEDURE `change_user_password`(
+    IN p_user_id VARCHAR(36),
+    IN p_new_password_hash VARCHAR(255),
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while changing password';
+    END;
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            UPDATE users SET
+                password_hash = p_new_password_hash,
+                updated_at = NOW()
+            WHERE id = p_user_id;
+            SET p_success = TRUE;
+            SET p_message = 'Password changed successfully';
+        END IF;
+    END IF;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE PROCEDURE `create_user`(
+    IN p_email VARCHAR(255),
+    IN p_password_hash VARCHAR(255),
+    IN p_first_name VARCHAR(100),
+    IN p_last_name VARCHAR(100),
+    IN p_role ENUM('admin', 'recruiter'),
+    IN p_company_name VARCHAR(255),
+    IN p_admin_id VARCHAR(36),
+    OUT p_user_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while creating user';
+    END;
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        IF EXISTS (SELECT 1 FROM users WHERE email = p_email AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'Email already exists';
+        ELSE
+            SET p_user_id = UUID();
+            INSERT INTO users (
+                id, email, password_hash, first_name, last_name,
+                role, company_name, is_active, email_verified_at
+            ) VALUES (
+                p_user_id, p_email, p_password_hash, p_first_name, p_last_name,
+                p_role, p_company_name, TRUE, NOW()
+            );
+            INSERT INTO user_usage (user_id) VALUES (p_user_id);
+            SET p_success = TRUE;
+            SET p_message = 'User created successfully';
+        END IF;
+    END IF;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE PROCEDURE `deactivate_user`(
+    IN p_user_id VARCHAR(36),
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while deactivating user';
+    END;
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            UPDATE users SET
+                is_active = FALSE,
+                updated_at = NOW()
+            WHERE id = p_user_id;
+            SET p_success = TRUE;
+            SET p_message = 'User deactivated successfully';
+        END IF;
+    END IF;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE PROCEDURE `get_system_statistics`(
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255),
+    OUT p_statistics JSON
+)
+BEGIN
+    DECLARE v_total_users INT DEFAULT 0;
+    DECLARE v_active_users INT DEFAULT 0;
+    DECLARE v_total_jobs INT DEFAULT 0;
+    DECLARE v_total_interviews INT DEFAULT 0;
+    DECLARE v_total_tokens_purchased INT DEFAULT 0;
+    DECLARE v_total_tokens_used INT DEFAULT 0;
+    DECLARE v_total_revenue DECIMAL(10,2) DEFAULT 0;
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while getting statistics';
+    END;
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        SELECT COUNT(*) INTO v_total_users FROM users WHERE deleted_at IS NULL;
+        SELECT COUNT(*) INTO v_active_users FROM users WHERE is_active = TRUE AND deleted_at IS NULL;
+        SELECT COALESCE(SUM(jobs_created), 0) INTO v_total_jobs FROM user_usage;
+        SELECT COALESCE(SUM(interviews_completed), 0) INTO v_total_interviews FROM user_usage;
+        SELECT COALESCE(SUM(tokens_purchased), 0) INTO v_total_tokens_purchased FROM user_usage;
+        SELECT COALESCE(SUM(tokens_used), 0) INTO v_total_tokens_used FROM user_usage;
+        SELECT COALESCE(SUM(amount), 0) INTO v_total_revenue FROM payment_records WHERE status = 'paid';
+        SET p_statistics = JSON_OBJECT(
+            'total_users', v_total_users,
+            'active_users', v_active_users,
+            'total_jobs', v_total_jobs,
+            'total_interviews', v_total_interviews,
+            'total_tokens_purchased', v_total_tokens_purchased,
+            'total_tokens_used', v_total_tokens_used,
+            'total_revenue', v_total_revenue,
+            'generated_at', NOW()
+        );
+        SET p_success = TRUE;
+        SET p_message = 'Statistics retrieved successfully';
+    END IF;
+END$$
+DELIMITER ;
+
+DELIMITER $$
+CREATE PROCEDURE `update_user`(
+    IN p_user_id VARCHAR(36),
+    IN p_email VARCHAR(255),
+    IN p_first_name VARCHAR(100),
+    IN p_last_name VARCHAR(100),
+    IN p_role ENUM('admin', 'recruiter'),
+    IN p_company_name VARCHAR(255),
+    IN p_is_active BOOLEAN,
+    IN p_admin_id VARCHAR(36),
+    OUT p_success BOOLEAN,
+    OUT p_message VARCHAR(255)
+)
+BEGIN
+    DECLARE EXIT HANDLER FOR SQLEXCEPTION
+    BEGIN
+        ROLLBACK;
+        SET p_success = FALSE;
+        SET p_message = 'An error occurred while updating user';
+    END;
+    IF NOT is_admin(p_admin_id) THEN
+        SET p_success = FALSE;
+        SET p_message = 'Access denied: Admin privileges required';
+    ELSE
+        IF NOT EXISTS (SELECT 1 FROM users WHERE id = p_user_id AND deleted_at IS NULL) THEN
+            SET p_success = FALSE;
+            SET p_message = 'User not found';
+        ELSE
+            UPDATE users SET
+                email = p_email,
+                first_name = p_first_name,
+                last_name = p_last_name,
+                role = p_role,
+                company_name = p_company_name,
+                is_active = p_is_active,
+                updated_at = NOW()
+            WHERE id = p_user_id;
+            SET p_success = TRUE;
+            SET p_message = 'User updated successfully';
+        END IF;
+    END IF;
+END$$
+DELIMITER ;
+
+-- Insert default admin user (password: admin123 - CHANGE THIS!)
+INSERT INTO users (id, email, password_hash, first_name, last_name, role, is_active, email_verified_at) VALUES
+(UUID(), 'admin@candivista.com', '$2b$10$rcKrXbkDjjjT3vA3kMH78OkyUFNTn6nuCsqK90JEA2.S2p0dVjFUi', 'Admin', 'User', 'admin', TRUE, NOW());
+
+