1bf42a7feb
- Convert WorkspaceHasInstancesError to store plain dicts instead of SQLAlchemy ORM objects, preventing lazy-load failures outside async session context (MissingGreenlet) - Update both delete endpoints (top-level and nested) to use exc.instances directly since they're already plain dicts - Add no-cache headers for index.html in nginx.conf so browsers always fetch new hashed JS/CSS bundles on deploy