- Add the servicelink submodule and register POST /rpc for node-to-node file operations.
- Require bearer tokens with the mesh scope and apply rate/body-size limits to RPC calls.
- Map database connectivity failures to the existing 504 database error flow, with JSON responses for API routes.
- Cover the new RPC handlers and database error handling with focused pytest tests.
- Bump the NanoShare package version to 1.21.0.
- Register quart_common wide-event logging during app setup so every HTTP request emits one canonical structured event.
- Replace the inline security middleware with reusable quart_common security middleware wiring and move skip path configuration into app constants.
- Add NanoShare-specific wide-event context for health checks, auth/error handlers, file list/edit/delete/serve flows and upload outcomes.
- Rename runtime logging/project metadata from simple-picoshare to nanoshare where it is emitted in service context.
- Update my_helpers and quart_common submodules for Convex/wide-event integration and reusable security middleware support.
- Add NanoShare middleware tests covering safe user context, client IP enrichment, missing Convex handling and Convex security lookup failures.