Merge pull request #181 from zetxek/add/update-submodule-workflow

Add/update submodule workflow

.github/dependabot.yml

@@ -9,3 +9,8 @@ updates:
     directory: "/" # Location of package manifests
     schedule:
       interval: "weekly"
+
+  - package-ecosystem: gitsubmodule
+    schedule:
+        interval: "daily"
+    directory: /

.github/workflows/update-submodules.yml

@@ -0,0 +1,40 @@
+name: Update submodules (theme)
+
+# Controls when the action will run.
+on:
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  # This workflow contains a single job called "update"
+  update:
+    runs-on: ubuntu-latest
+
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v4
+
+      - name: Pull & update submodules recursively
+        run: |
+          git submodule update --init --recursive
+          git submodule update --recursive --remote
+
+      - name: Commit & push changes
+        run: |
+          DATE=$(date '+%Y%m%d-%H%M')
+          BRANCH_NAME="update-submodules/update-$DATE"
+          # Setup the committers identity.
+          git config user.email "[email protected]"
+          git config user.name "GitHub Actions - update theme submodule"
+
+          git checkout -b $BRANCH_NAME
+          git submodule update --init --recursive
+          git submodule update --recursive --remote
+          
+          git commit -am "Update submodules"
+          git push origin $BRANCH_NAME
+
+      - name: create pull request
+        run: gh pr create -B main -H $BRANCH_NAME --title 'Update site submodules' --body 'Created by Github action'
+        env:
+            GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}