Initial implementation of AudioCraft Studio

Complete web interface for Meta's AudioCraft AI audio generation:

- Gradio UI with tabs for all 5 model families (MusicGen, AudioGen,
  MAGNeT, MusicGen Style, JASCO)
- REST API with FastAPI, OpenAPI docs, and API key auth
- VRAM management with ComfyUI coexistence support
- SQLite database for project/generation history
- Batch processing queue for async generation
- Docker deployment optimized for RunPod with RTX 4090

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

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

requirements.txt

@@ -0,0 +1,30 @@
+# Core ML
+torch>=2.1.0
+torchaudio>=2.1.0
+audiocraft>=1.3.0
+xformers>=0.0.22
+
+# UI
+gradio>=4.0.0
+
+# API
+fastapi>=0.104.0
+uvicorn[standard]>=0.24.0
+python-multipart>=0.0.6
+
+# GPU Monitoring
+pynvml>=11.5.0
+
+# Storage
+aiosqlite>=0.19.0
+
+# Configuration
+pydantic>=2.5.0
+pydantic-settings>=2.1.0
+pyyaml>=6.0
+
+# Audio Processing
+numpy>=1.24.0
+scipy>=1.11.0
+librosa>=0.10.0
+soundfile>=0.12.0