Update main.py

main.py

-print("hello world")
+from fastapi import FastAPI
\ No newline at end of file
+import uvicorn
+
+from starlette.middleware.cors import CORSMiddleware
+app = FastAPI()
+
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["GET", "POST", "DELETE", "PUT"],
+    allow_headers=["*"],
+)
+
+
+@app.get("/")
+def read_root():
+    return {"message": "Hello World "}
+
+
+if __name__ == "__main__":
+    uvicorn.run(app, host="0.0.0.0", port=8082)