Restructure the GitHub Action setup to include automatic code-style-f…

…ix (#172)

* Restructure the GitHub Action setup including auto cs-fix

* Use same format for all workflow files

* Add (not activated) GitHub Funding file

.github/FUNDING.yml

@@ -0,0 +1,2 @@
+# These are supported funding model platforms
+tidelift: "packagist/cypresslab/gitelephant"

.github/workflows/code_style_check.yaml

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+name: Code Style Check
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+jobs:
+  code_style:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v1
+        with:
+          php-version: 7.3
+          coverage: none # disable xdebug, pcov
+      - run: composer install --no-progress
+      # fix code style, automatically
+      - run: composer fix-cs
+      # push changes back
+      # note that this might not work with PRs from forks:
+      # https://github.com/stefanzweifel/git-auto-commit-action/issues/25
+      - uses: stefanzweifel/[email protected]
+        with:
+          commit_message: Automatic Fix of Code Style
+          branch: ${{ github.head_ref }}
+
+      # check if some unfixable code style issues remain
+      - run: composer check-cs

.github/workflows/static_tests.yml

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+name: Static Tests
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+jobs:
+  static_tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v1
+        with:
+          php-version: 7.3
+          coverage: none # disable xdebug, pcov
+      - run: composer install --no-progress
+      - run: ./vendor/bin/phpstan analyse -c phpstan.neon

.github/workflows/tests.yml

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+name: Tests
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+
+jobs:
+  tests:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php:
+          - "7.2"
+          - "7.3"
+          - "7.4"
+        symfony:
+          - 3.*
+          - 4.*
+          - 5.*
+        dependency-version:
+          # - prefer-lowest
+          - prefer-stable
+
+    name: PHP ${{ matrix.php }} - S ${{ matrix.symfony }} - ${{ matrix.dependency-version }} - tests
+    steps:
+      # basically git clone
+      - uses: actions/checkout@v2
+
+      - name: Setup Git
+        run: |
+          git --version
+          git config --global user.email "[email protected]"
+          git config --global user.name "GitHub Action"
+          git --version
+
+      - name: Setup PHP
+        # use PHP of specific version
+        uses: shivammathur/setup-php@v1
+        with:
+          php-version: ${{ matrix.php }}
+          coverage: none # disable xdebug, pcov
+          tools: composer
+
+      - name: Install Composer Dependencies
+        run: |
+          composer require "symfony/process:${{ matrix.symfony }}" "symfony/filesystem:${{ matrix.symfony }}" "symfony/finder:${{ matrix.symfony }}" --no-interaction --no-update
+          composer update --${{ matrix.dependency-version }} --prefer-dist --no-interaction --no-suggest
+
+      - name: Run PHPUnit Tests
+        run: composer tests