Add php unit and phpcs to workflows

.github/workflows/autocomment.yml

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+#bassed on https://github.com/marketplace/actions/auto-comment
+name: Auto Comment
+on: [issues, pull_request]
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: wow-actions/auto-comment@v1
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          issuesOpened: |
+            👋 @{{ author }}
+            Thank you for raising an issue. We will investigate the matter and get back to you as soon as possible.
+            Please make sure you have given us as much context as possible.
+          pullRequestOpenedReactions: 'hooray, +1'
+          pullRequestOpenedComment: |
+            👋 @{{ author }}
+            Thank you for raising your pull request.
+            Please make sure you have followed our contributing guidelines. We will review it as soon as possible. In the meanwhile make sure your PR checks the following boxes           
+            - [ ] Is based on an issue
+            - [ ] Has been locally tested
+            - [ ] Has been tested with the admin UI
+            - [ ] Has been discussed with the development team in an open channel

.github/workflows/docs.yml

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+name: Docs
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: php-actions/composer@v6
+        with:
+          php_version: "7.4"
+          php_extensions: redis exif
+          version: 2.x
+          command: require clean/phpdoc-md
+      - name: Build the docs
+        run: vendor/bin/phpdoc-md
+      - name: Git commit
+        run: |
+          git config user.name "GitHub Actions"
+          git config user.email ""
+          git add docs/classes
+          git commit -m "Update phpdoc" || echo "No changes to commit"
+          git push

.github/workflows/phpcbf.yml

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+name: phpcbf
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.2'
+          tools: cs2pr, phpcbf
+
+      - name: Run phpcbf
+        run: phpcbf -q --report=checkstyle src | cs2pr

.github/workflows/phpcs.yml

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+name: phpcs
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.2'
+          tools: cs2pr, phpcs
+
+      - name: Run phpcs
+        run: phpcs -q --report=checkstyle src | cs2pr

.github/workflows/phpunit.yml

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+name: phpcs
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.2'
+          tools: cs2pr, phpcs
+
+      - name: Install PHPUnit
+        run: simple-phpunit install
+
+      - name: Run tests
+        run: simple-phpunit --coverage-text

.phpdoc-md

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+<?php
+return (object)[
+    'rootNamespace' => 'CommonGateway\CoreBundle',
+    'destDirectory' => 'docs/classes',
+    'format' => 'github',
+    'classes' => [
+        '\CommonGateway\CoreBundle\Service\InstallationService',
+        '\CommonGateway\CoreBundle\Service\PetStoreService'
+    ],
+];