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>

docker-compose.yml

@@ -0,0 +1,64 @@
+# Docker Compose for local development and testing
+# For RunPod deployment, use the Dockerfile directly
+
+version: '3.8'
+
+services:
+  audiocraft:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: audiocraft-studio
+    ports:
+      - "7860:7860"  # Gradio UI
+      - "8000:8000"  # REST API
+    volumes:
+      # Persistent storage
+      - audiocraft-outputs:/workspace/outputs
+      - audiocraft-data:/workspace/data
+      - audiocraft-models:/workspace/models
+      # Development: mount source code
+      - ./src:/workspace/app/src:ro
+      - ./config:/workspace/app/config:ro
+    environment:
+      - AUDIOCRAFT_HOST=0.0.0.0
+      - AUDIOCRAFT_GRADIO_PORT=7860
+      - AUDIOCRAFT_API_PORT=8000
+      - AUDIOCRAFT_DEBUG=false
+      - AUDIOCRAFT_COMFYUI_RESERVE_GB=0  # No ComfyUI in this compose
+      - NVIDIA_VISIBLE_DEVICES=all
+    deploy:
+      resources:
+        reservations:
+          devices:
+            - driver: nvidia
+              count: 1
+              capabilities: [gpu]
+    restart: unless-stopped
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localhost:7860/"]
+      interval: 30s
+      timeout: 10s
+      retries: 3
+      start_period: 60s
+
+  # Optional: Run alongside ComfyUI
+  # comfyui:
+  #   image: your-comfyui-image
+  #   container_name: comfyui
+  #   ports:
+  #     - "8188:8188"
+  #   volumes:
+  #     - comfyui-data:/workspace
+  #   deploy:
+  #     resources:
+  #       reservations:
+  #         devices:
+  #           - driver: nvidia
+  #             count: 1
+  #             capabilities: [gpu]
+
+volumes:
+  audiocraft-outputs:
+  audiocraft-data:
+  audiocraft-models: