fix: Gradio 5 and env-driven host to fix HfFolder import error

app.py

@@ -154,4 +154,7 @@ with gr.Blocks(title="CDN Cache Optimizer") as demo:
 
 
 if __name__ == "__main__":
-    demo.launch(server_name="0.0.0.0", server_port=7860)
+    import os
+    host = os.environ.get("GRADIO_SERVER_NAME", "127.0.0.1")
+    port = int(os.environ.get("GRADIO_SERVER_PORT", "7860"))
+    demo.launch(server_name=host, server_port=port)

requirements.txt

@@ -1,4 +1,4 @@
-gradio==4.44.1
-pydantic==2.7.1
-matplotlib==3.8.4
-numpy==1.26.4
+gradio>=5.0,<6
+pydantic>=2.7,<3
+matplotlib>=3.8
+numpy>=1.26,<2