add deepspeed

remove evaluation, no need function

fix: Update model name in EnhancedWav2Vec2CharacterASR constructor for improved performance

Enhance ASR and feedback mechanisms with Vietnamese pronunciation tips

update: new model xlsr

feat: Implement ultra-optimizations for pronunciation assessment system

feat: Implement Whisper model preloading during FastAPI startup for optimized performance

feat: Implement performance optimizations in speaking_route.py

Enhance Vietnamese feedback generation with actionable insights and specific improvement strategies. Refine overall feedback based on score ranges, provide detailed guidance for problematic words and phonemes, and suggest clear next steps for users to improve their pronunciation skills.

Refactor code structure for improved readability and maintainability

Implement enhanced pronunciation assessment system with Wav2Vec2 support

feat: refactor Wav2Vec2 character ASR to support quantization and improve model loading

feat: implement Wav2Vec2 character-level ASR with ONNX and Transformers support, add phoneme comparison and feedback generation

fix: update import statement for BaseModel in agent.py and add timing logs in speaking_controller.py

Add Wav2Vec2 model conversion and inference to ONNX format