update api

app.py

@@ -2,6 +2,12 @@ from fastapi import FastAPI
 
 app = FastAPI()
 
+
 @app.get("/")
 def greet_json():
-    return {"Hello": "World!"}
+    return {"Hello": "World!"}
+
+
+@app.get("/heath")
+def health_str():
+    return "OK"