[TASK] Move the coverage generation to a separate CI workflow (MyIntervals#427)

Author: oliverklee

.github/workflows/ci.yml

@@ -42,10 +42,6 @@ jobs:
       fail-fast: false
       matrix:
         php-version: [ '7.2', '7.3' ]
-        coverage: [ 'none' ]
-        include:
-          - php-version: '7.4'
-            coverage: xdebug
 
     steps:
       - name: Checkout
@@ -57,7 +53,7 @@ jobs:
           php-version: ${{ matrix.php-version }}
           ini-values: error_reporting=E_ALL
           tools: composer:v2
-          coverage: "${{ matrix.coverage }}"
+          coverage: none
 
       - name: Show the Composer configuration
         run: composer config --global --list
@@ -76,14 +72,7 @@ jobs:
           composer show;
 
       - name: Run Tests
-        run: ./vendor/bin/phpunit --coverage-clover build/coverage/xml
-
-      - name: Upload coverage results to Codacy
-        env:
-          CODACY_PROJECT_TOKEN: ${{ secrets.CODACY_PROJECT_TOKEN }}
-        if: "${{ matrix.coverage != 'none' && env.CODACY_PROJECT_TOKEN != '' }}"
-        run: |
-          ./vendor/bin/codacycoverage clover build/coverage/xml
+        run: ./vendor/bin/phpunit
 
   static-analysis:
     name: Static Analysis

.github/workflows/codecoverage.yml

@@ -0,0 +1,57 @@
+# https://help.github.com/en/categories/automating-your-workflow-with-github-actions
+
+on:
+  push:
+    branches:
+        - master
+  pull_request:
+
+name: Code coverage
+
+jobs:
+  code-coverage:
+    name: Code coverage
+
+    runs-on: ubuntu-22.04
+
+    strategy:
+      matrix:
+        php-version: [ '7.4' ]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-version }}
+          ini-values: error_reporting=E_ALL
+          tools: composer:v2
+          coverage: xdebug
+
+      - name: Show the Composer configuration
+        run: composer config --global --list
+
+      - name: Cache dependencies installed with composer
+        uses: actions/cache@v4
+        with:
+          path: ~/.cache/composer
+          key: php${{ matrix.php-version }}-composer-${{ hashFiles('**/composer.json') }}
+          restore-keys: |
+            php${{ matrix.php-version }}-composer-
+
+      - name: Install Composer dependencies
+        run: |
+          composer update --with-dependencies --no-progress;
+          composer show;
+
+      - name: Run Tests
+        run: ./vendor/bin/phpunit --coverage-clover build/coverage/xml
+
+      - name: Upload coverage results to Codacy
+        env:
+          CODACY_PROJECT_TOKEN: ${{ secrets.CODACY_PROJECT_TOKEN }}
+        if: "${{ env.CODACY_PROJECT_TOKEN != '' }}"
+        run: |
+          ./vendor/bin/codacycoverage clover build/coverage/xml