add deepspeed

update: new model xlsr

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

feat: update device selection in Wave2Vec2Inference to support GPU usage and enhance performance

fix: reorganize import statements for clarity and remove unused imports

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