feat(ai-services): harden attendance/quiz deployments and backend integrations.

feat: Hugging Face Docker Space, uploads chown, and Swagger fixes for production

feat: implement core backend modules, notification system, and AI agent skill documentation

fix(database): normalize FK column types for refactored schema sync

refactor: resolve circular dependencies and optimize entities for SWC builder

feat(attendance): raise student face reference upload limit to 15 MB

feat(attendance): face references, AI section flow, and nullable photo file

added the attendance and quiz modules apis all works