sync vs async

app.py

@@ -6,6 +6,10 @@ app = FastAPI()
 async def root():
     return {"message": "PGAI API"}
 
-@app.get("/info")
-async def info():
+@app.get("/info_sync")
+def info_sync():
+    return {"message": "haha"}
+
+@app.get("/info_async")
+async def info_async():
     return {"message": "haha"}