added dev portal

tasks/main.yml

diff --git a/tasks/main.yml b/tasks/main.yml
index 261fbcc..9c7f42c 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -22,6 +22,11 @@
     state: absent
   when: provided_onboarding_config_file_path is not defined
 
+- name: Construct name of edge response validate file
+  cache:
+    key: 'onboarding_config_file_path'
+    value: '{{ opdk_installer_path }}/edge-response-validate-{{ opdk_version }}-{{ region }}.conf'
+
 - name: Prepare onboarding config file
   template:
     src: '{{ onboarding_config }}.j2'