Update app.py

app.py

@@ -1,5 +1,15 @@
-import os
-os.environ["HF_FORCE_SAFE_SERIALIZATION"] = "1"   # 이미 안전모드 # ✅ safetensors만 사용하도록 강제
+import os, subprocess, sys
+os.environ["HF_FORCE_SAFE_SERIALIZATION"] = "1"
+
+# ─── audiocraft 동적 설치 (한 번만) ───
+try:
+    from audiocraft.models import MusicGen
+except ModuleNotFoundError:
+    subprocess.check_call(
+        [sys.executable, "-m", "pip", "install",
+         "git+https://github.com/facebookresearch/audiocraft@main", "--no-deps"]
+    )
+    from audiocraft.models import MusicGen
 
 import gradio as gr
 from transformers import VisionEncoderDecoderModel, ViTImageProcessor, AutoTokenizer