Automatically generate helm docs (#8151)

.github/workflows/ci.yaml

@@ -137,13 +137,6 @@ jobs:
         run: |
           ./build/run-in-docker.sh ./hack/verify-chart-lint.sh
 
-      - name: Run helm-docs
-        run: |
-          GOBIN=$PWD GO111MODULE=on go install github.com/norwoodj/helm-docs/cmd/helm-docs@v1.6.0
-          ./helm-docs --chart-search-root=${GITHUB_WORKSPACE}/charts
-          git diff --exit-code
-          rm -f ./helm-docs
-
       - name: fix permissions
         run: |
           sudo mkdir -p $HOME/.kube

.github/workflows/helm.yaml

@@ -56,6 +56,26 @@ jobs:
         run: |
           git config --global user.name "$GITHUB_ACTOR"
           git config --global user.email "$GITHUB_ACTOR@users.noreply.github.com"
+      
+      - name: Set up Go 1.17
+        id: go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.17
+
+      - name: Run helm-docs
+        run: |
+          cd ${GITHUB_WORKSPACE}
+          GOBIN=$PWD GO111MODULE=on go install github.com/norwoodj/helm-docs/cmd/helm-docs@v1.6.0
+          ./helm-docs --chart-search-root=${GITHUB_WORKSPACE}/charts
+          git diff --exit-code ${GITHUB_WORKSPACE}/charts/ingress-nginx/README.md
+          if [ $? -ne 0 ]; then
+             git add ${GITHUB_WORKSPACE}/charts/ingress-nginx/README.md
+             git commit -m "Update helm README"
+             git push --quiet https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git main > /dev/null 2>&1 
+          fi
+          rm ./helm-docs
+
 
       - name: Run chart-releaser
         uses: helm/chart-releaser-action@v1.2.1

charts/ingress-nginx/values.yaml

@@ -34,7 +34,7 @@ controller:
   # -- Configures the controller container name
   containerName: controller
 
-  # -- Configures the ports the nginx-controller listens on
+  # -- Configures the ports that the nginx-controller listens on
   containerPort:
     http: 80
     https: 443