Update app.py

app.py

@@ -11,4 +11,8 @@ def fetch_html(url: str):
         response.raise_for_status()
         return {"html": response.text}
     except requests.RequestException as e:
-        return {"error": str(e)}
+        return {"error": str(e)}
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=7860)