Build: migrate CI from Travis to GitHub Actions

.github/workflows/lint.yml

@@ -0,0 +1,105 @@
+name: Lint
+
+on:
+  push:
+    branches:
+      - trunk
+  pull_request:
+
+jobs:
+  phpcs:
+    name: PHPCS (WordPress Coding Standards)
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          # Need history on PRs so we can diff against the base ref.
+          fetch-depth: ${{ github.event_name == 'pull_request' && 0 || 1 }}
+
+      - name: Set up PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.4'
+          tools: composer:v2, cs2pr
+          coverage: none
+
+      - name: Get composer cache directory
+        id: composer-cache
+        run: echo "dir=$(composer config cache-files-dir)" >> "$GITHUB_OUTPUT"
+
+      - name: Cache composer dependencies
+        uses: actions/cache@v5
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: composer-${{ runner.os }}-phpcs-${{ hashFiles('**/composer.json') }}
+          restore-keys: |
+            composer-${{ runner.os }}-phpcs-
+
+      - name: Install composer dependencies
+        run: composer install --prefer-dist --no-progress --no-interaction
+
+      - name: Determine PHP files to scan
+        id: scan
+        run: |
+          if [ "${{ github.event_name }}" = "pull_request" ]; then
+            BASE_SHA="${{ github.event.pull_request.base.sha }}"
+            FILES=$(git diff --name-only --diff-filter=ACMR "$BASE_SHA" HEAD -- '*.php' | tr '\n' ' ')
+            echo "Changed PHP files vs $BASE_SHA: $FILES"
+            {
+              echo "files<<EOF"
+              echo "$FILES"
+              echo "EOF"
+            } >> "$GITHUB_OUTPUT"
+          else
+            echo "Full-tree scan (push event)."
+          fi
+
+      - name: Run PHPCS
+        id: phpcs
+        run: |
+          if [ "${{ github.event_name }}" = "pull_request" ]; then
+            FILES="${{ steps.scan.outputs.files }}"
+            if [ -z "${FILES// }" ]; then
+              echo "No PHP files changed in this PR; skipping PHPCS."
+              exit 0
+            fi
+            vendor/bin/phpcs --report-full --report-checkstyle=phpcs-report.xml $FILES
+          else
+            vendor/bin/phpcs --report-full --report-checkstyle=phpcs-report.xml
+          fi
+        continue-on-error: true
+
+      - name: Annotate PR with PHPCS results
+        if: always() && hashFiles('phpcs-report.xml') != ''
+        run: cs2pr --graceful-warnings phpcs-report.xml
+
+      - name: Fail if PHPCS reported issues
+        if: steps.phpcs.outcome == 'failure'
+        run: exit 1
+
+  js-lint:
+    name: ESLint & checktextdomain
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+
+      - name: Set up Node
+        uses: actions/setup-node@v6
+        with:
+          node-version: '24'
+          cache: 'npm'
+
+      - name: Install npm dependencies
+        run: npm ci
+
+      - name: Run ESLint
+        run: npx grunt eslint:grunt eslint:core
+
+      - name: Run checktextdomain
+        run: npx grunt checktextdomain

.github/workflows/test.yml

@@ -0,0 +1,126 @@
+name: PHPUnit Tests
+
+on:
+  push:
+    branches:
+      - trunk
+  pull_request:
+
+jobs:
+  phpunit:
+    name: PHP ${{ matrix.php }} / WP ${{ matrix.wp }}
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+
+    services:
+      mariadb:
+        image: mariadb:11
+        env:
+          MARIADB_ROOT_PASSWORD: root
+          MARIADB_DATABASE: wordpress_test
+        ports:
+          - 3306:3306
+        options: >-
+          --health-cmd="healthcheck.sh --connect --innodb_initialized"
+          --health-interval=10s
+          --health-timeout=5s
+          --health-retries=10
+
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5' ]
+        wp: [ 'trunk' ]
+        experimental: [ false ]
+        include:
+          # PHP 8.5 is bleeding-edge: allow failures while still surfacing results.
+          - php: '8.5'
+            wp: 'trunk'
+            experimental: true
+        exclude:
+          - php: '8.5'
+            wp: 'trunk'
+            experimental: false
+
+    continue-on-error: ${{ matrix.experimental }}
+
+    env:
+      WP_DEVELOP_DIR: ${{ github.workspace }}/wordpress-develop
+      PLUGIN_SLUG: bbpress
+
+    steps:
+      - name: Checkout bbPress
+        uses: actions/checkout@v6
+        with:
+          path: plugin-src
+
+      - name: Checkout WordPress (${{ matrix.wp }})
+        uses: actions/checkout@v6
+        with:
+          repository: WordPress/wordpress-develop
+          ref: ${{ matrix.wp }}
+          path: wordpress-develop
+
+      - name: Move plugin into WordPress develop tree
+        run: |
+          mkdir -p "${WP_DEVELOP_DIR}/src/wp-content/plugins"
+          mv plugin-src "${WP_DEVELOP_DIR}/src/wp-content/plugins/${PLUGIN_SLUG}"
+
+      - name: Set up PHP ${{ matrix.php }}
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools: composer:v2
+          coverage: none
+          extensions: mysqli, mbstring, intl, curl, dom, json, libxml, xml, zip
+          ini-values: error_reporting=E_ALL, display_errors=On
+
+      - name: Get composer cache directory
+        id: composer-cache
+        working-directory: ${{ env.WP_DEVELOP_DIR }}/src/wp-content/plugins/${{ env.PLUGIN_SLUG }}
+        run: echo "dir=$(composer config cache-files-dir)" >> "$GITHUB_OUTPUT"
+
+      - name: Cache composer dependencies
+        uses: actions/cache@v5
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: composer-${{ runner.os }}-php${{ matrix.php }}-${{ hashFiles('**/composer.json') }}
+          restore-keys: |
+            composer-${{ runner.os }}-php${{ matrix.php }}-
+
+      - name: Install composer dependencies
+        working-directory: ${{ env.WP_DEVELOP_DIR }}/src/wp-content/plugins/${{ env.PLUGIN_SLUG }}
+        run: composer install --prefer-dist --no-progress --no-interaction
+
+      - name: Configure WordPress tests
+        working-directory: ${{ env.WP_DEVELOP_DIR }}
+        run: |
+          cp wp-tests-config-sample.php wp-tests-config.php
+          sed -i "s/youremptytestdbnamehere/wordpress_test/" wp-tests-config.php
+          sed -i "s/yourusernamehere/root/" wp-tests-config.php
+          sed -i "s/yourpasswordhere/root/" wp-tests-config.php
+          sed -i "s|localhost|127.0.0.1|" wp-tests-config.php
+
+      - name: Wait for MariaDB to be ready
+        run: |
+          for i in {1..30}; do
+            if mysqladmin ping -h 127.0.0.1 -P 3306 -uroot -proot --silent; then
+              echo "MariaDB is up"
+              exit 0
+            fi
+            sleep 2
+          done
+          echo "MariaDB did not become ready in time" >&2
+          exit 1
+
+      - name: Show tool versions
+        working-directory: ${{ env.WP_DEVELOP_DIR }}/src/wp-content/plugins/${{ env.PLUGIN_SLUG }}
+        run: |
+          php --version
+          composer --version
+          vendor/bin/phpunit --version
+          mysql --version
+
+      - name: Run PHPUnit
+        working-directory: ${{ env.WP_DEVELOP_DIR }}/src/wp-content/plugins/${{ env.PLUGIN_SLUG }}
+        run: composer test

Gruntfile.js

@@ -25,8 +25,8 @@ module.exports = function( grunt ) {
 			// Ignore these
 			'!**/.{svn,git}/**',
 			'!.editorconfig',
+			'!.github/**',
 			'!.gitignore',
-			'!.travis.yml',
 			'!build/**',
 			'!Gruntfile.js',
 			'!node_modules/**',
@@ -276,7 +276,7 @@ module.exports = function( grunt ) {
 				ext: '.css',
 				src: [ 'includes/admin/styles/*/colors.scss' ],
 				options: {
-					implementation: require('node-sass'),
+					implementation: require('sass'),
 					outputStyle: 'expanded'
 				}
 			}