ZEREZ Sync Worker v1.0.0

OAuth 2.1 Endpoints:
  GET  /.well-known/oauth-authorization-server  - Authorization Server Metadata (RFC 8414)
  GET  /.well-known/oauth-protected-resource    - Protected Resource Metadata (RFC 9728)
  GET  /authorize           - Authorization endpoint
  POST /token               - Token endpoint (PKCE supported)

API Endpoints:
  GET  /health              - Health check
  GET  /api/status          - Sync status
  GET  /api/stats           - Database statistics
  GET  /api/units           - Search units
  GET  /api/units/:id       - Get unit details
  GET  /api/manufacturers   - List manufacturers
  GET  /api/jobs            - List sync jobs
  POST /api/sync/start      - Start full sync
  POST /api/sync/test       - Test sync (limited)

MCP Endpoints:
  GET  /sse                 - MCP SSE stream (legacy)
  GET  /mcp                 - MCP SSE stream (Streamable HTTP)
  POST /mcp                 - MCP JSON-RPC messages
  DELETE /mcp               - Terminate MCP session