Update CI workflow

.github/workflows/ci.yml

@@ -3,64 +3,50 @@ name: CI
 on:
   push:
   pull_request:
+  workflow_dispatch:
 
 jobs:
   phpstan:
     name: PHPStan analysis
-    runs-on: ${{ matrix.image }}
+    runs-on: ubuntu-latest
 
     strategy:
       fail-fast: false
       matrix:
-        image: [ubuntu-latest]
         php: ["8.1"]
 
     steps:
       - uses: actions/checkout@v4
 
-      - name: Setup PHP 🐘
+      - name: Setup PHP
         uses: pmmp/[email protected]
         with:
           php-version: ${{ matrix.php }}
           install-path: "./bin"
           pm-version-major: "5"
 
-      - name: Get Composer cache directory 📁
-        id: composer-cache
-        run: |
-          echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
-
-      - name: Cache dependencies 📦
-        uses: actions/cache@v3
-        with:
-          path: ${{ steps.composer-cache.outputs.dir }}
-          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
-          restore-keys: |
-            ${{ runner.os }}-composer-
-
-      - name: Install dependencies ⬇️
-        run: composer install --prefer-dist
+      - name: Install Composer dependencies
+        run: composer install --prefer-dist --no-interaction
 
-      - name: Run PHPStan 🔍
+      - name: Run PHPStan
         run: composer run-script analyse
 
   codestyle:
     name: Code Style checks
-    runs-on: ubuntu-latest
-
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
 
     steps:
       - uses: actions/checkout@v4
 
-      - name: Setup PHP 🐘
+      - name: Setup PHP and tools
         uses: shivammathur/[email protected]
         with:
           php-version: 8.1
-          tools: php-cs-fixer
+          tools: php-cs-fixer:3.17
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Run PHP-CS-Fixer 🔍
-        run: php-cs-fixer fix --dry-run --ansi --diff
+      - name: Run PHP-CS-Fixer
+        run: php-cs-fixer fix --dry-run --diff --ansi