ci-2025 (#303)

* ci: remove old artifacts

* ci: run all php versions

* build: update deps

* build: update deps with php 8.1 compatibility

* tweak: remove implicit nulls

.github/workflows/ci.yml

@@ -7,13 +7,13 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php: [ 8.1, 8.2, 8.3 ]
+        php: [ 8.1, 8.2, 8.3, 8.4 ]
 
     steps:
       - uses: actions/checkout@v4
 
       - name: Cache Composer dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/composer-cache
           key: ${{ runner.os }}-${{ matrix.php }}-${{ hashFiles('**/composer.lock') }}
@@ -37,7 +37,7 @@ jobs:
     needs: [ composer ]
     strategy:
       matrix:
-        php: [ 8.1, 8.2, 8.3 ]
+        php: [ 8.1, 8.2, 8.3, 8.4 ]
 
     outputs:
       coverage: ${{ steps.store-coverage.outputs.coverage_text }}
@@ -52,7 +52,7 @@ jobs:
         run: tar -xvf /tmp/github-actions/build.tar ./
 
       - name: PHP Unit tests
-        uses: php-actions/phpunit@v3
+        uses: php-actions/phpunit@v4
         env:
           XDEBUG_MODE: cover
         with:
@@ -73,7 +73,7 @@ jobs:
     needs: [ phpunit ]
     strategy:
       matrix:
-        php: [ 8.1, 8.2, 8.3 ]
+        php: [ 8.1, 8.2, 8.3, 8.4 ]
 
     steps:
       - uses: actions/download-artifact@v4
@@ -94,7 +94,7 @@ jobs:
     needs: [ composer ]
     strategy:
       matrix:
-        php: [ 8.1, 8.2, 8.3 ]
+        php: [ 8.1, 8.2, 8.3, 8.4 ]
 
     steps:
       - uses: actions/download-artifact@v4
@@ -117,7 +117,7 @@ jobs:
     needs: [ composer ]
     strategy:
       matrix:
-        php: [ 8.1, 8.2, 8.3 ]
+        php: [ 8.1, 8.2, 8.3, 8.4 ]
 
     steps:
       - uses: actions/download-artifact@v4
@@ -141,7 +141,7 @@ jobs:
     needs: [ composer ]
     strategy:
       matrix:
-        php: [ 8.1, 8.2, 8.3 ]
+        php: [ 8.1, 8.2, 8.3, 8.4 ]
 
     steps:
       - uses: actions/download-artifact@v4