Contain all data under ./data/<env> with startup enforcement

screenshots.py

@@ -4,13 +4,13 @@ import os
 import shutil
 import subprocess
 import sys
-import tempfile
 import time
 import tomllib
 from datetime import datetime, timezone
 from pathlib import Path
 
 REPO_ROOT = Path(__file__).resolve().parent
+TEST_DATA_DIR = REPO_ROOT / "data" / "test"
 OUTPUT_DIR = Path(os.environ.get("SCREENSHOTS_DIR", str(REPO_ROOT.parent / "static" / "pizdetz")))
 ENV = os.environ.get("SCREENSHOTS_ENV", "test")
 BASE_URL = os.environ.get("SCREENSHOTS_BASE_URL", "").rstrip("/")
@@ -437,15 +437,17 @@ def main():
     base = LOCAL_BASE if boot else BASE_URL
     password = BOOT_ADMIN_PASSWORD if boot else ADMIN_PASSWORD
     out_dir = OUTPUT_DIR / ENV
-    data_dir = None
     process = None
     log = None
     records = []
     failures = []
     try:
         if boot:
-            data_dir = Path(tempfile.mkdtemp(prefix="molodetz-shots-"))
-            process, log = start_server(data_dir)
+            if REPO_ROOT / "data" not in TEST_DATA_DIR.parents:
+                raise RuntimeError(f"refusing test data outside {REPO_ROOT / 'data'}")
+            shutil.rmtree(TEST_DATA_DIR, ignore_errors=True)
+            TEST_DATA_DIR.mkdir(parents=True, exist_ok=True)
+            process, log = start_server(TEST_DATA_DIR)
             seed_join(base)
         else:
             wait_live(base)
@@ -464,8 +466,6 @@ def main():
     finally:
         if process is not None:
             stop_server(process, log)
-        if data_dir is not None:
-            shutil.rmtree(data_dir, ignore_errors=True)
     print(f"wrote {len(records)} screenshots for {ENV} to {out_dir}, hub covers {', '.join(present)}")
     for failure in failures:
         print(f"OVERFLOW {failure}")