Run tests on PHP 8.4 and update test environment

Author: PaulRotmann

.github/workflows/ci.yml

@@ -7,10 +7,11 @@ on:
 jobs:
   PHPUnit:
     name: PHPUnit (PHP ${{ matrix.php }})
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     strategy:
       matrix:
         php:
+          - 8.4
           - 8.3
           - 8.2
           - 8.1
@@ -29,14 +30,51 @@ jobs:
       - uses: shivammathur/setup-php@v2
         with:
           php-version: ${{ matrix.php }}
-          coverage: xdebug
+          coverage: ${{ matrix.php < 8.0 && 'xdebug' || 'pcov' }}
           ini-file: development
+          ini-values: memory_limit=512M
       - run: composer install
-      - run: docker pull busybox:latest
-      - run: vendor/bin/phpunit --coverage-text --coverage-clover=clover.xml
+      - name: Setup and debug Docker environment
+        run: |
+          docker pull busybox:latest
+          docker info
+          docker network prune -f
+          echo "--- Docker networks before initialization ---"
+          docker network ls
+          
+          # Create and test networks with verbose output
+          for i in {1..5}; do
+            echo "Creating network $i..."
+            docker network create test_network_$i
+            echo "Testing connectivity on network $i..."
+            docker run --rm --network test_network_$i busybox echo "Network $i working"
+          done
+          
+          echo "--- Docker networks after initialization ---"
+          docker network ls
+          
+          # Clean up
+          for i in {1..5}; do
+            echo "Removing network $i..."
+            docker network rm test_network_$i
+          done
+          
+          # Additional debug info
+          echo "--- Docker network driver info ---"
+          docker system info | grep -A 10 "Network:"
+          
+          # Pre-create network for test
+          docker network create reactphp_test_network
+          docker network ls
+      
+      - name: Run tests with verbose debug output (PHP >= 7.3)
         if: ${{ matrix.php >= 7.3 }}
-      - run: vendor/bin/phpunit --coverage-text --coverage-clover=clover.xml -c phpunit.xml.legacy
+        run: vendor/bin/phpunit --coverage-text --coverage-clover=clover.xml --debug
+      
+      - name: Run tests with verbose debug output (PHP < 7.3)
         if: ${{ matrix.php < 7.3 }}
+        run: vendor/bin/phpunit --coverage-text --coverage-clover=clover.xml -c phpunit.xml.legacy --debug
+      
       - name: Check 100% code coverage
         shell: php {0}
         run: |