deploy: clean release with secured container paths and dynamic model version

Format code and adjust endpoints/models to pass all unit and integration tests

Fix unit test compatibility and train/load RAC model artifacts

feat(fixes): replace agent core implementation and test suites with real behavior

fix(health): expose flat fields for frontend system status bar

fix(backend): resolve type checking errors and name reuse conflicts

style: run ruff format on backend app files

fix: resolve ruff lint errors in backend

feat: implement database audit guard, WebSocket telemetry, rate limiter, outgoing call capper, and system status health check

feat: implement centered bento layout endpoints and 10+ page helper features

fix: remove trailing slash from route definitions to prevent redirects

deploy: Hugging Face Spaces backend