Extract PHPStan into dedicated workflow

Author: jeromegamez

.github/workflows/static-analysis.yml

@@ -0,0 +1,80 @@
+name: Static Analysis
+
+on:
+  pull_request:
+    paths:
+      - 'src/**'
+      - 'tests/**'
+      - '.github/workflows/static-analysis.yml'
+      - 'composer.json'
+      - 'phpstan.neon.dist'
+  push:
+    branches: ['7.x']
+    paths:
+      - 'src/**'
+      - 'tests/**'
+      - '.github/workflows/static-analysis.yml'
+      - 'composer.json'
+      - 'phpstan.neon.dist'
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  phpstan:
+    name: "PHPStan (PHP ${{ matrix.php }})"
+    runs-on: ubuntu-latest
+    if: github.actor != 'dependabot[bot]'
+
+    strategy:
+      matrix:
+        php:
+          - "8.1"
+          - "8.2"
+          - "8.3"
+          - "8.4"
+        include:
+          - php: "8.5"
+            composer-options: "--ignore-platform-reqs"
+
+    env:
+      extensions: ctype, dom, grpc, json, mbstring, openssl, xml, zip, zlib
+      key: cache-static-analysis-7x-${{ matrix.php }}-v1
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v5
+
+      - name: Setup cache environment
+        id: extcache
+        uses: shivammathur/cache-extensions@v1
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: ${{ env.extensions }}
+          key: ${{ env.key }}
+
+      - name: Cache extensions
+        uses: actions/[email protected]
+        with:
+          path: ${{ steps.extcache.outputs.dir }}
+          key: ${{ steps.extcache.outputs.key }}
+          restore-keys: ${{ steps.extcache.outputs.key }}
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: ${{ env.extensions }}
+          tools: composer, pecl
+          coverage: none
+
+      - uses: "ramsey/composer-install@v3"
+        with:
+          composer-options: "${{ matrix.composer-options }}"
+
+      - name: Setup problem matchers for PHP
+        run: echo "::add-matcher::${{ runner.tool_cache }}/php.json"
+
+      - name: Run PHPStan
+        run: XDEBUG_MODE=off vendor/bin/phpstan analyse --no-progress --error-format=github

.github/workflows/tests.yml

@@ -81,9 +81,6 @@ jobs:
       - name: Setup problem matchers for PHP
         run: echo "::add-matcher::${{ runner.tool_cache }}/php.json"
 
-      - name: Run PHPStan
-        run: XDEBUG_MODE=off vendor/bin/phpstan analyse --no-progress
-
       - name: Setup Problem Matchers for PHPUnit
         run: echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"