fix: app.py

app.py

@@ -94,4 +94,4 @@ async def describe(prompt: dict):
 
 # === Run (opsional) ===
 if __name__ == "__main__":
-    uvicorn.run("main:app", host="0.0.0.0", port=8000)
+    uvicorn.run("app:app", host="0.0.0.0", port=8000)