feat: add seo_meta service for AI-generated SEO metadata with CLI management and database layer

Implement a new `SeoMetaService` subservice that generates clean SEO title/description/keywords for published content items, distinct from the existing SEO diagnostics auditor. Add `seo_metadata` polymorphic table with soft-delete support, batch query methods, and usage tracking. Extend the CLI with `seo-meta prune` and `seo-meta clear` commands for job row lifecycle management. Wire `schedule_seo_meta_for_table` into content creation and editing flows in `content.py`. Document the new service in `AGENTS.md` and `README.md`, including the `extra_head` site setting for custom `<head>` injection.
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2026-06-19 20:15:22 +00:00
parent 426d3639c6
commit d10f1af118
51 changed files with 2262 additions and 93 deletions
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@@ -162,6 +162,7 @@ Operational behavior is tunable live from `/admin/settings` (stored in `site_set
| `customization_enabled` | `1` | When `0`, no user CSS/JS customization is injected on any page |
| `customization_js_enabled` | `1` | When `0`, user custom CSS is still served but custom JavaScript is suppressed |
| `audit_log_retention_days` | `90` | Audit rows older than this are pruned daily by the Audit retention service; `0` disables pruning |
| `extra_head` | empty | Raw HTML injected into every page `<head>` (custom `<style>`, `<script>`, `<link>`, meta tags, or analytics snippet). Site-wide, trusted-admin input, not sanitized |
Numeric values are floored to safe minimums so an invalid entry cannot lock out writes or stall services. Consumers read via `get_setting`/`get_int_setting`, which fall back to these defaults when a row is absent.
@@ -349,6 +350,8 @@ and its full configuration are documented automatically - including future servi
`SeoService` powers the public **Tools -> SEO Diagnostics** auditor. It runs a headless-browser (Playwright) crawl of a single URL or a sitemap (capped pages) in a subprocess and runs a broad battery of checks across eleven categories: crawlability and indexing (status, redirects, HTTPS/HSTS, canonical, robots/meta-robots, sitemap, URL hygiene, mixed content), on-page meta and content (title, description, headings, language, charset, viewport, favicon, content depth), links, structured data and rich results (JSON-LD validity and required properties, microdata/RDFa), social cards (Open Graph, Twitter), Core Web Vitals and performance (LCP, CLS, FCP, TTFB, page weight, requests, DOM size, compression, caching, image optimisation, console errors), mobile and accessibility (responsive layout, tap targets, image alt, form labels), security headers, and AI/LLM-search readiness (server-rendered-vs-JS content parity, `llms.txt`, semantic HTML). It produces a weighted score and grade with per-category subscores and a recommendation for every finding. Progress streams live over `WS /tools/seo/{uid}/ws`; the full report is available at `/tools/seo/{uid}/report` (HTML or JSON). CLI: `devplace seo prune` / `devplace seo clear`. Playwright is a core dependency; `make install` fetches the Chromium browser.
`SeoMetaService` is a separate AI subservice that generates a clean, search-optimised title, description and short keyword list for every published post, project, gist, news article and issue, entirely off the request path so it never slows the web server. The work is queued whenever content is created, edited or published; until the AI value is ready a plain-content default (built from the markdown-stripped text and clamped to safe lengths) fills the fields, so a page's metadata is **always populated, never empty**. The service uses the built-in internal AI gateway and meters its own AI cost and statistics in a dedicated usage table, surfaced together with its live task pipeline on the **Admin -> Services** page. This release also fixes the on-page metadata: the `<meta name="description">` is now stripped of markdown markup (it previously leaked `#`, `**` and `[](...)` from the raw body), a `<meta name="keywords">` tag is emitted (a short honest list, not stuffed), and social-card image dimensions and alt text are added. CLI: `devplace seo-meta prune` / `devplace seo-meta clear` (job rows only; the generated metadata persists).
`DeepsearchService` powers the public **Tools -> DeepSearch** researcher. Given a single research question it plans a set of diverse web search queries, crawls and reads the most relevant sources in a subprocess (plain HTTP first, headless-browser fallback for JavaScript-heavy pages, PDF documents streamed and text-extracted, every URL SSRF-guarded), de-duplicates content, and indexes everything into a per-session ChromaDB vector collection (embeddings via the AI gateway with a local fallback). A chain of agents (summarizer, critic, linker) then synthesises a cited report with a confidence score, source diversity and explicit gap analysis. Progress streams live over `WS /tools/deepsearch/{uid}/ws`; the report is at `/tools/deepsearch/{uid}/session` (HTML or JSON) and can be exported as Markdown, JSON or PDF. A grounded chat over the session's evidence runs at `WS /tools/deepsearch/{uid}/chat` using hybrid retrieval (vector + keyword/BM25). Runs can be paused, resumed or cancelled. A cross-session URL cache avoids re-fetching pages seen by earlier runs. CLI: `devplace deepsearch prune` / `devplace deepsearch clear`. ChromaDB, weasyprint, pypdf and Playwright are core dependencies.
`BackupService` powers the admin **Admin -> Backups** dashboard, an enterprise-grade backup system that runs entirely as asynchronous jobs so it never impacts the running server. An administrator can back up one of four targets: the **database** (a consistent SQLite snapshot of the main database and the Devii task/lesson databases, taken with SQLite's online backup API so it is consistent under WAL), **uploads** (every attachment and project file), **keys and config** (VAPID keys), or the **full data directory** (database snapshot, uploads, and keys in one archive, excluding regenerable staging, locks, caches, and container workspaces). Each backup is compressed to a `tar.gz` in a stdlib subprocess off the request path and recorded with its size, file count, and a SHA-256 checksum. Archives live under `data/backups/` (sharded on the random uuid tail) and are served only through `/admin/backups/{uid}/download`, which is restricted to the **primary administrator** - the first user created with the Admin role. Every other administrator receives a 403 from the endpoint and sees the Download button disabled with the tooltip `Not available`; creating, running, deleting, and scheduling backups remain available to all administrators. The dashboard reports detailed storage usage - the size and file count of every major data area, the total data-directory footprint, the total size and count of stored backups, and disk usage (total, used, free, percent), computed in a worker thread and cached briefly so the page never blocks. Backups can be **scheduled** (CRUD) on an interval or 5-field cron expression with a `keep_last` rotation count that prunes older backups of the same schedule; the service evaluates schedules only on the lock-owning worker so each fires exactly once. Backup archives are permanent operational artifacts: job retention only removes the tracking row, never the archive, which is deleted only by an administrator, by schedule rotation, or via the CLI. CLI: `devplace backups list` / `devplace backups run <target>` / `devplace backups prune` / `devplace backups clear`. Devii tools: `backups_overview`, `backup_run`, `backup_status`, `backup_delete`, `backup_schedule_create`, `backup_schedule_delete` (all admin-only). The service creates and stores backups but does not restore them into a live server; restore is a documented manual procedure (stop the server, unpack the archive over the data directory, verify the checksum, restart).