chore(ci): Experiment with template update

.github/workflows/template.yml

@@ -0,0 +1,34 @@
+name: Template Update
+
+permissions:
+  contents: read
+
+on:
+  schedule:
+  - cron: '1 1 1 * *'
+  workflow_dispatch:
+
+env:
+  RUST_BACKTRACE: 1
+  CARGO_TERM_COLOR: always
+  CLICOLOR: 1
+  TEMPLATE_URL: "https://github.com/epage/_rust.git"
+  TEMPLATE_BRANCH: "https://github.com/epage/_rust.git"
+
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+  cancel-in-progress: true
+
+jobs:
+  update:
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+    - name: Fetch template
+      run: "git remote add template ${{ env.TEMPLATE_URL }} && git fetch template ${{ env.TEMPLATE_BRANCH }}"
+    - name: Merge template
+      run: "git checkout -b template-update && git merge template/${{ env.TEMPLATE_BRANCH }} -m 'chore: Update from template'"
+    - name: Push
+      run: "gh pr create -H template-update"
+      permissions:
+        security-events: write # to create PR