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>

runpod.yaml

@@ -0,0 +1,77 @@
+# RunPod Template Configuration
+# Use this as reference when creating a RunPod template
+
+name: AudioCraft Studio
+description: AI-powered music and sound generation using Meta's AudioCraft
+
+# Container settings
+container:
+  image: your-dockerhub-username/audiocraft-studio:latest
+
+  # Or build from GitHub
+  # dockerfile: Dockerfile
+  # context: https://github.com/your-username/audiocraft-ui.git
+
+# GPU requirements
+gpu:
+  type: RTX 4090  # Recommended: RTX 4090, RTX 3090, A100
+  count: 1
+  minVram: 24  # GB
+
+# Resource limits
+resources:
+  cpu: 8
+  memory: 32  # GB
+  disk: 100   # GB (for model cache and outputs)
+
+# Port mappings
+ports:
+  - name: Gradio UI
+    internal: 7860
+    external: 7860
+    protocol: http
+  - name: REST API
+    internal: 8000
+    external: 8000
+    protocol: http
+
+# Volume mounts
+volumes:
+  - name: outputs
+    mountPath: /workspace/outputs
+    size: 50  # GB
+  - name: models
+    mountPath: /workspace/models
+    size: 30  # GB (model cache)
+  - name: data
+    mountPath: /workspace/data
+    size: 10  # GB
+
+# Environment variables
+env:
+  - name: AUDIOCRAFT_HOST
+    value: "0.0.0.0"
+  - name: AUDIOCRAFT_GRADIO_PORT
+    value: "7860"
+  - name: AUDIOCRAFT_API_PORT
+    value: "8000"
+  - name: AUDIOCRAFT_COMFYUI_RESERVE_GB
+    value: "10"  # Reserve VRAM for ComfyUI if running alongside
+  - name: AUDIOCRAFT_MAX_LOADED_MODELS
+    value: "2"
+  - name: AUDIOCRAFT_IDLE_UNLOAD_MINUTES
+    value: "15"
+  - name: HF_HOME
+    value: "/workspace/models/huggingface"
+
+# Startup command
+command: ["python", "main.py"]
+
+# Health check
+healthCheck:
+  path: /
+  port: 7860
+  initialDelaySeconds: 120
+  periodSeconds: 30
+  timeoutSeconds: 10
+  failureThreshold: 3