chore: repo id

app.py

@@ -22,7 +22,8 @@ assert HF_TOKEN is not None
 IMAGE_MODEL_REPO_ID = os.environ.get(
     "IMAGE_MODEL_REPO_ID", "OnomaAIResearch/Illustrious-xl-early-release-v0"
 )
-DART_V3_REPO_ID = os.environ.get("DART_V3_REPO_ID", "p1atdev/dart-v3-llama-8L-241003")
+DART_V3_REPO_ID = os.environ.get("DART_V3_REPO_ID", None)
+assert DART_V3_REPO_ID is not None
 
 torch_dtype = torch.bfloat16