fix: hardcode port 7860 for HF Spaces

app.py

@@ -10,6 +10,5 @@ from app.main import app
 # Export for Hugging Face Spaces
 if __name__ == "__main__":
     import uvicorn
-    # HF Spaces requires port 7860
-    port = int(os.getenv("PORT", 7860))
-    uvicorn.run(app, host="0.0.0.0", port=port)
+    # HF Spaces REQUIRES port 7860 - hardcoded to prevent override
+    uvicorn.run(app, host="0.0.0.0", port=7860)