- Add global rate limiter utility with configurable limits and cleanup
- Move rate limiting logic to middleware for consistent application
- Update auth routes to use new rate limiter
- Add comprehensive tests for rate limiter functionality
- Update documentation with backend development guidelines and tasks
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Move ConfigDirError, ConfigFileNotFoundError, ConfigFileExistsError, ConfigFileWriteError, and ConfigFileNameError from raw_config_io_service into the shared domain exception module. Update router and tests to import the exceptions from app.exceptions.
Move all shared domain exception classes to backend/app/exceptions.py and update services/routers to import the canonical exceptions. Update docs to reflect the shared exceptions source.