Avoid duplicate PDF indexing for recap

feat: Fix at-risk scoring with 3-source model

refactor: Remove unused senderId parameter from callAgentWithFile

feat: Simplify chat-with-file endpoint to only require file and query

refactor: Clean up debug logs and add Swagger docs for conversationId

feat: Add optional conversationId parameter to chat-with-file API

fix: Fix at-risk scoring bugs and update UI

feat: Implement 3-source at-risk scoring with normalization and weights

fix: Fix TypeScript build errors in PDF indexing

feat: Implement PDF indexing to Qdrant and improve quiz send notification

Thêm tính năng phân tích học viên có nguy cơ và tích hợp FastAPI cho việc tạo quiz

feat: add QuizResults component for displaying quiz results and analytics

fix: Fix TypeScript errors in Quiz implementation

feat: Add Quiz Interactive feature - Phase 1 (Database + Backend)

feat: implement TA dashboard backend controller and UI components with AI-driven at-risk monitoring and messaging features

sửa prompt của TA AI DM

update danh sách quán lý thông báo và recap 1

feat: implement TA Dashboard architecture with schema updates, core services, and UI integration

feat: implement TA dashboard recap workflow, AI analysis integration, and backend service modules

bản TA dashboard chưa kết nối api agent

cập nhật backend dashboard TA