Refactor ansible-apply.yaml and inventory/hosts, add ANSIBLE_USER and SSH_AUTH_SOCK environment variables, and update Terraform Apply script to handle multiple hosts

.github/workflows/terraform-k8apps-apply.yaml

@@ -89,6 +89,14 @@ jobs:
       - name: Terraform Apply
         env:
           VAULT_MASTER_PASSWORD: ${{ secrets.VAULT_MASTER_PASSWORD }}
+          ANSIBLE_USER: ${{ secrets.ANSIBLE_USER }}
+          SSH_AUTH_SOCK: /tmp/ssh_agent.sock
         run: |
+          for HOST in $TRUSTED_HOSTS; do
+            ssh -f -N -L 16443:localhost:16443 $ANSIBLE_USER@$HOST
+            # override hosts address in kube config
+            sed -i "s/server: https:\/\/$HOST:16443/server: https:\/\/localhost:16443/g" ~/.kube/config
             cd terraform/k8sapps
             sectool exec terraform apply --auto-approve
+            pkill -f "ssh -f -N -L 16443:localhost:16443 $ANSIBLE_USER@$HOST"
+          done