Docs: Add more .env options and python server details

Co-authored-by: mathieumoran1 <[email protected]>

python_video_server/README.md

@@ -11,12 +11,31 @@ This is a small standalone server that mirrors the app’s `/api/video/:id` beha
 ```bash
 python -m pip install -r python_video_server/requirements.txt
 export MONGO_URI="..."
+export MONGO_DB_NAME="..."                            # optional; required if MONGO_URI doesn't include /<dbName>
 export JWT_SECRET="..."
 export VIDEO_FILES_DIR="/absolute/path/to/public/video"  # optional (default: ./public/video)
 export VIDEO_SESSION_MAX_AGE_SECONDS="28800"             # optional (default: 8h)
 uvicorn python_video_server.server:app --host 0.0.0.0 --port 8000
 ```
 
+## Extra environment variables (optional)
+
+```bash
+# CORS (needed when the main app is on a different origin)
+export CORS_ALLOW_ORIGINS="https://your-app.example.com"  # default: "*"
+
+# Cookie behavior for /api/video/session
+export VIDEO_COOKIE_SAMESITE="Lax"                        # Lax|Strict|None (default: Lax)
+
+# Mongo TLS / connectivity troubleshooting (Atlas, weird hosts, etc.)
+export MONGO_TLS_CA_FILE="/path/to/ca.pem"                # prefer a valid CA bundle
+export MONGO_TLS_FORCE_TLS12="1"                          # force TLS 1.2 if TLS 1.3 breaks
+export MONGO_TLS_INSECURE="1"                             # NOT recommended; debug only
+export MONGO_SERVER_SELECTION_TIMEOUT_MS="8000"
+export MONGO_CONNECT_TIMEOUT_MS="8000"
+export MONGO_SOCKET_TIMEOUT_MS="20000"
+```
+
 ## HTTPS (Let’s Encrypt, Python-only)
 
 This server can be served over HTTPS by running `uvicorn` with `--ssl-certfile` and `--ssl-keyfile`.