Add workflow

Author: fmunteanu

.github/workflows/documentation.yml

@@ -0,0 +1,30 @@
+name: Update Documentation
+on:
+  push:
+    paths:
+      - '**/defaults/main.yaml'
+concurrency:
+  cancel-in-progress: true
+  group: ${{ github.workflow }}-${{ github.ref }}
+defaults:
+  run:
+    shell: bash
+jobs:
+  build:
+    name: Build Documentation
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repo
+        uses: actions/checkout@v4
+      - name: Install Package
+        env:
+          HELM_DOCS_URL: https://github.com/norwoodj/helm-docs/releases/download
+          HELM_DOCS_VERSION: 1.14.2
+        run: |
+          sudo wget -qP /tmp $HELM_DOCS_URL/v${HELM_DOCS_VERSION}/helm-docs_${HELM_DOCS_VERSION}_Linux_x86_64.deb
+          sudo apt-get -y install /tmp/helm-docs_${HELM_DOCS_VERSION}_Linux_x86_64.deb
+      - name: Refresh Documentation
+        run: helm-docs
+permissions:
+  contents: read
+  pull-requests: write