add health indicator

app.py

@@ -1,6 +1,7 @@
 from urllib import request
 
 from fastapi import FastAPI
+from fastapi.responses import JSONResponse
 import uvicorn
 import sys
 import os
@@ -77,10 +78,11 @@ def old_call(request: RequestModel):
     return {"Data": answer}
 """
 
-@app.get("/health")
+@app.api_route("/health", methods=["GET", "HEAD", "POST", "OPTIONS"])
 def get_health():
-    return {"status": "ok"}
-    
+    return JSONResponse({"status": "ok"})
+
+  
 @app.post("/Message/Send/")
 def call(request: RequestModel): 
     redis_send(request.user_id,request.msg_id,{"status": "pending"})