fixed lint

style(main): fix import order — stdlib before third-party before local

fix: remove unused type: ignore comment on add_exception_handler

fix: suppress all mypy type errors on slowapi handler with correct ignore codes

fix: make rate limit handler sync and fix mypy return-value and await errors

fix: clean up rate limit handler — alias slowapi import, rename wrapper to handle_rate_limit

fix: rename rate limit handler to handle_rate_limit to avoid F811 redefinition error

fix: wrap slowapi handler in typed async function to satisfy mypy signature check

fix

feat: expose Prometheus scrape endpoint at /metrics/prometheus

fix: restrict CORS to explicit allowed origins via env var

fix: remove duplicate Limiter instantiation from main.py

fix: resolve circular import by moving limiter into app/api/limiter.py

fix: wire slowapi rate limiting - 5/min on analyze, 10/min on quick-analyze

feat: add FastAPI routes and main app entrypoint