Initial commit: Local Transcription App v1.0

Phase 1 Complete - Standalone Desktop Application

Features:
- Real-time speech-to-text with Whisper (faster-whisper)
- PySide6 desktop GUI with settings dialog
- Web server for OBS browser source integration
- Audio capture with automatic sample rate detection and resampling
- Noise suppression with Voice Activity Detection (VAD)
- Configurable display settings (font, timestamps, fade duration)
- Settings apply without restart (with automatic model reloading)
- Auto-fade for web display transcriptions
- CPU/GPU support with automatic device detection
- Standalone executable builds (PyInstaller)
- CUDA build support (works on systems without CUDA hardware)

Components:
- Audio capture with sounddevice
- Noise reduction with noisereduce + webrtcvad
- Transcription with faster-whisper
- GUI with PySide6
- Web server with FastAPI + WebSocket
- Configuration system with YAML

Build System:
- Standard builds (CPU-only): build.sh / build.bat
- CUDA builds (universal): build-cuda.sh / build-cuda.bat
- Comprehensive BUILD.md documentation
- Cross-platform support (Linux, Windows)

Documentation:
- README.md with project overview and quick start
- BUILD.md with detailed build instructions
- NEXT_STEPS.md with future enhancement roadmap
- INSTALL.md with setup instructions

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

config/default_config.yaml

@@ -0,0 +1,40 @@
+user:
+  name: "User"
+  id: ""
+
+audio:
+  input_device: "default"
+  sample_rate: 16000
+  chunk_duration: 3.0
+
+noise_suppression:
+  enabled: true
+  strength: 0.7
+  method: "noisereduce"
+
+transcription:
+  model: "base"
+  device: "auto"
+  language: "en"
+  task: "transcribe"
+
+processing:
+  use_vad: true
+  min_confidence: 0.5
+
+server_sync:
+  enabled: false
+  url: "ws://localhost:8000"
+  api_key: ""
+
+display:
+  show_timestamps: true
+  max_lines: 100
+  font_family: "Courier"
+  font_size: 12
+  theme: "dark"
+  fade_after_seconds: 10  # Time before transcriptions fade out (0 = never fade)
+
+web_server:
+  port: 8080
+  host: "127.0.0.1"