- Add detailed debug/warning logs to authentication flows (AuthService, AuthorizationContext, WebSocketManager) for better traceability of auth attempts and failures.
- Log WebSocket authentication attempts, including IP, path, and token preview.
- Introduce PostgresVersionMismatchException for pg_dump/pg_restore version mismatches; parse and log server/client versions, clean up failed backups, and provide upgrade guidance.
- Add helper for parsing version mismatch errors.
- Update using directives and minor code cleanups.
- Update .csproj.user with new publish profile path.
Refactored all C# test files to use explicit namespace declarations and moved all using directives inside the namespace block for consistency. Updated assembly info and cache files to reflect the new build. Adjusted MvcTestingAppManifest.json to use fully qualified assembly names. No functional changes; all updates are related to code style, organization, and project metadata.