Update main.py

main.py

@@ -1,7 +1,13 @@
 from fastapi import FastAPI
+from fastapi.responses import JSONResponse
 
 app = FastAPI()
 
 @app.get("/")
 def read_root():
-    return {"Hello": "World!"}
+    return {"Hello": "World!"}
+
+
+@app.get("/json")
+def read_root():
+    return JSONResponse(content={"Hello": "World!"})