feat: auto-download example audio from GitHub Release

feat: add audio duration validation, auto-trimming, and quick test feature

docs: update README with demo link and clarifications

docs: add HF Spaces YAML metadata (GitHub ignores, HF uses)

docs: rewrite README for GitHub with professional format

chore: clean up redundant files and add project dependencies

feat: add intuitive UX improvements with step indicators and real-time validation

refactor: improve UI professionalism with SVG icons and micro-interactions

docs: update CLAUDE.md with Docker deployment and UI improvements

refactor: remove redundant file upload button

feat: improve frontend UI with larger fonts, responsive design, and cleaner interface

fix: use yarn install instead of copying node_modules for HF Spaces build

fix: rename Dockerfile.huggingface to Dockerfile for HF Spaces compatibility

docs: use HF Spaces README as main README

Merge branch 'main' of https://huggingface.co/spaces/chienweichang/qwen3-tts-voice-clone-cpu

initial commit

chore: add Apache 2.0 license

feat: add Hugging Face Spaces Docker deployment

feat: add Qwen3-TTS voice cloning application

chore: add .gitignore for HF Spaces deployment