use real host

ansible/deploy_on_test.yml

@@ -35,9 +35,10 @@
 
     - name: Wait until the metrics are available
       ansible.builtin.uri:
-        url: "http://127.0.0.1:8080/metrics"
+        url: "http://{{ lookup('ansible.builtin.env', 'HOST') }}:8080/metrics"
         status_code: 200
       register: curl_output
       until: curl_output.status  == 200
       retries: 60
       delay: 5
+      delegate_to: localhost