Separate readiness check from health check

camdetect.py

@@ -500,6 +500,13 @@ async def stream_wrapper(request):
 
 @app.route("/readyz")
 async def ready_check(request):
+    if app.ctx.mask is None:
+        return response.text("Not enough frames", status=503)
+    return response.text("OK")
+
+
+@app.route("/healthz")
+async def health_check(request):
     if app.ctx.mask is None:
         return response.text("Not enough frames", status=503)