Updated dependencies and modernized test suite

Author: JoshyPHP

.github/workflows/php.yml

@@ -2,7 +2,7 @@ name: PHP Composer
 
 on:
   push:
-    branches: [ master ]
+    branches: [ master, GH-actions ]
   pull_request:
     branches: [ master ]
 
@@ -12,14 +12,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v5
 
     - name: Validate composer.json and composer.lock
       run: composer validate --strict
 
     - name: Cache Composer packages
       id: composer-cache
-      uses: actions/cache@v2
+      uses: actions/cache@v4
       with:
         path: vendor
         key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}

.github/workflows/release.yml

@@ -8,11 +8,11 @@ jobs:
   build-phar:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v5
 
       - name: Cache Composer packages
         id: composer-cache
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: vendor
           key: ${{ runner.os }}-php-${{ hashFiles('**/composer.lock') }}
@@ -29,7 +29,7 @@ jobs:
         run: composer build-phar
 
       - name: Upload PHAR
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: build-regexp.phar
           path: bin/build-regexp.phar
@@ -40,7 +40,7 @@ jobs:
       - build-phar
 
     steps:
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v4
         with:
           name: build-regexp.phar
           path: .