Add baseline; update gh workflow

.gitattributes

@@ -1,13 +1,14 @@
-/.github/           export-ignore
-/bin/               export-ignore
-/tests              export-ignore
-/.editorconfig      export-ignore
-/.gitattributes     export-ignore
-/.gitignore         export-ignore
-/CHANGELOG.md       export-ignore
-/CONTRIBUTING.md    export-ignore
-/package.xml.tpl    export-ignore
-/phpdoc.ini.dist    export-ignore
-/phpunit.dist.xml   export-ignore
-/phpstan.dist.neon  export-ignore
-/README.md          export-ignore
+/.github/               export-ignore
+/bin/                   export-ignore
+/tests                  export-ignore
+/.editorconfig          export-ignore
+/.gitattributes         export-ignore
+/.gitignore             export-ignore
+/CHANGELOG.md           export-ignore
+/CONTRIBUTING.md        export-ignore
+/package.xml.tpl        export-ignore
+/phpdoc.ini.dist        export-ignore
+/phpunit.dist.xml       export-ignore
+/phpstan.dist.neon      export-ignore
+/README.md              export-ignore
+phpstan-baseline.neon   export-ignore

.github/workflows/build.yml

@@ -8,6 +8,30 @@ on:
     types: [created]
 
 jobs:
+  check_composer:
+    name: Check composer.json
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: shivammathur/setup-php@v2
+        with:
+          coverage: none
+          php-version: '8.3'
+      - run: composer validate --strict --no-check-lock
+
+  static_analysis:
+    name: Static analysis
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: shivammathur/setup-php@v2
+        with:
+          coverage: none
+          php-version: '8.3'
+      - name: Install dependencies
+        run: composer update
+      - run: ./vendor/bin/phpstan analyze
+
   tests:
     runs-on: ubuntu-latest
     name: Build and test
@@ -22,23 +46,18 @@ jobs:
               symfony-version: '^5.4'
           -   php: 8.1
               symfony-version: '^6.4'
-
     steps:
       -   uses: actions/checkout@v4
-
       -   name: Setup PHP
           uses: shivammathur/setup-php@v2
           with:
             php-version: "${{ matrix.php }}"
             ini-file: "development"
             coverage: none
-
       -   name: Update Symfony version
           if: matrix.symfony-version != ''
           run: composer require --no-update "symfony/symfony:${{ matrix.symfony-version }}"
-
       -   name: Install dependencies
           run: composer update ${{ matrix.composer-flags }}
-
       -   name: Run tests (phpunit)
           run: ./vendor/bin/phpunit