feat : test greet

app.py

@@ -1,7 +1,20 @@
-from fastapi import FastAPI
+from fastapi import FastAPI, Request, Response
+from fastapi.responses import JSONResponse
 
 app = FastAPI()
 
 @app.get("/")
-def greet_json():
-    return {"Hello": "World!"}
+def root():
+    return {"Hello": "World!"}
+
+@app.get("/greetjson")
+def greet_json(request: Request, response: Response):
+    # 可以使用 request 讀取資訊
+    client_host = request.client.host
+    
+    # 設定 response 狀態碼或 headers
+    response.status_code = 200
+    response.headers["X-Custom-Header"] = "HelloHeader"
+
+    # 回傳 JSON
+    return JSONResponse(content={"message": "Hello World", "client": client_host})