Update plugin-linting workflow

.github/workflows/plugin-linting.yml

@@ -3,46 +3,52 @@ name: Linting
 on:
   push:
     branches:
-      - master
       - main
       - stable
   pull_request:
-  schedule:
-    - cron: "0 0 * * *"
+
+concurrency:
+  group: plugin-linting-${{ format('{0}-{1}', github.head_ref || github.run_number, github.job) }}
+  cancel-in-progress: true
 
 jobs:
   build:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set up Node.js
-        uses: actions/setup-node@v1
+        uses: actions/setup-node@v3
         with:
-          node-version: 14
+          node-version: 16
+          cache: yarn
+
+      - name: Yarn install
+        run: yarn install
 
       - name: Set up ruby
         uses: ruby/setup-ruby@v1
         with:
           ruby-version: 2.7
-
-      - name: Setup bundler
-        run: gem install bundler -v 2.1.4 --no-doc
-
-      - name: Setup gems
-        run: bundle install --jobs 4
-
-      - name: Yarn install
-        run: yarn install --dev
+          bundler-cache: true
 
       - name: ESLint
-        run: yarn eslint --ext .js,.js.es6 --no-error-on-unmatched-pattern {test,assets}/javascripts/discourse
+        if: ${{ always() }}
+        run: yarn eslint --ext .js,.js.es6 --no-error-on-unmatched-pattern {test,assets}/javascripts
 
       - name: Prettier
+        if: ${{ always() }}
+        shell: bash
         run: |
           yarn prettier -v
-          yarn prettier --list-different "assets/javascripts/discourse/**/*.{scss,js,es6}"
+          if [ 0 -lt $(find assets -type f \( -name "*.scss" -or -name "*.js" -or -name "*.es6" \) 2> /dev/null | wc -l) ]; then
+            yarn prettier --list-different "assets/**/*.{scss,js,es6}"
+          fi
+          if [ 0 -lt $(find test -type f \( -name "*.js" -or -name "*.es6" \) 2> /dev/null | wc -l) ]; then
+            yarn prettier --list-different "test/**/*.{js,es6}"
+          fi
 
       - name: Rubocop
+        if: ${{ always() }}
         run: bundle exec rubocop .