revert back to custom CI config

Author: LordSimal

.github/workflows/ci.yml

@@ -14,8 +14,42 @@ permissions:
 
 jobs:
   testsuite:
-    uses: cakephp/.github/.github/workflows/testsuite-without-db.yml@5.x
-    secrets: inherit
+    runs-on: ubuntu-22.04
+    strategy:
+      fail-fast: false
+      matrix:
+        php-version: ['8.1']
+        dependencies: ['highest']
+        include:
+          - php-version: '8.1'
+            dependencies: 'lowest'
+          - php-version: '8.2'
+            dependencies: 'highest'
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-version }}
+          extensions: mbstring, intl
+          ini-values: zend.assertions=1
+          coverage: pcov
+
+      - name: Composer install
+        uses: ramsey/composer-install@v2
+        with:
+          dependency-versions: ${{ matrix.dependencies }}
+          composer-options: ${{ matrix.composer-options }}
+
+      - name: Run PHPUnit
+        run: |
+          if [[ ${{ matrix.php-version }} == '8.1' && ${{ matrix.dependencies }} == 'highest' ]]; then
+            vendor/bin/phpunit --display-incomplete --display-skipped
+          else
+            vendor/bin/phpunit
+          fi
 
   cs-stan:
     uses: cakephp/.github/.github/workflows/cs-stan.yml@5.x