devops: added steps to generate, commit, and push kubernetes manifests to local repository in gitlab ci.

jobs/helm-chart-generate-and-push-to-local-repository.gitlab-ci.yml

@@ -20,4 +20,11 @@ Generate and Push Kubernetes Manifests:
         --output-dir /tmp/manifests
     - mv /tmp/manifests/${HELM_CHART_NAME}/templates/*.yaml .k8s/${ENVIRONMENT}/manifests/
     - rm -rf /tmp/manifests/${HELM_CHART_NAME}
+    - git add .k8s/${ENVIRONMENT}/manifests
+    - git commit -m "[${ENVIRONMENT}] manifests updated, [ci skip]"
+    - git push -o ci.skip
+  only:
+    - main
+    - staging
+    - develop