Create run.py

run.py

@@ -0,0 +1,22 @@
+"""
+Application entry point
+"""
+import os
+from app import create_app
+
+app = create_app()
+
+if __name__ == "__main__":
+    port = int(os.getenv("PORT", 7860))
+    debug = os.getenv("FLASK_ENV") == "development"
+    
+    print(f"🚀 Starting Flask OpenAI Chat on port {port}")
+    print(f"🔧 Debug mode: {debug}")
+    print(f"📍 Health check: http://localhost:{port}/health")
+    print(f"💬 Chat endpoint: http://localhost:{port}/chat")
+    
+    app.run(
+        host="0.0.0.0",
+        port=port,
+        debug=debug
+    )