chore: add nuts tests for plugin-templates, enable automerge for depe…

…ndabot

.github/dependabot.yml

@@ -3,5 +3,20 @@ updates:
   - package-ecosystem: npm
     directory: '/src/templates/project'
     schedule:
-      interval: daily
-    open-pull-requests-limit: 10
+      interval: 'weekly'
+      day: 'saturday'
+    versioning-strategy: 'increase'
+    labels:
+      - 'dependencies'
+    open-pull-requests-limit: 5
+    pull-request-branch-name:
+      separator: '-'
+    commit-message:
+      # cause a release for non-dev-deps
+      prefix: fix(deps)
+      # no release for dev-deps
+      prefix-development: chore(dev-deps)
+    ignore:
+      - dependency-name: '@salesforce/dev-scripts'
+      - dependency-name: '*'
+        update-types: ['version-update:semver-major']

.github/workflows/automerge.yml

@@ -0,0 +1,10 @@
+name: automerge
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '42 2,5,8,11 * * *'
+
+jobs:
+  automerge:
+    uses: salesforcecli/github-workflows/.github/workflows/automerge.yml@main
+    secrets: inherit

.github/workflows/test.yml

@@ -10,3 +10,19 @@ jobs:
     uses: ./.github/workflows/unitTestsLinux.yml
   windows-unit-tests:
     uses: ./.github/workflows/unitTestsWindows.yml
+  xNuts:
+    needs: linux-unit-tests
+    uses: salesforcecli/github-workflows/.github/workflows/externalNut.yml@main
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ['ubuntu-latest', 'windows-latest']
+    with:
+      packageName: '@salesforce/templates'
+      externalProjectGitUrl: 'https://github.com/salesforcecli/plugin-templates'
+      ignoreScripts: true
+      os: ${{ matrix.os }}
+      preSwapCommands: 'yarn upgrade @salesforce/core; npx yarn-deduplicate; yarn install'
+      preExternalBuildCommands: 'npm why @salesforce/core --json'
+      useCache: false
+    secrets: inherit