Phpstan: Separate workflow

.github/workflows/php.yml

@@ -31,12 +31,7 @@ jobs:
           tools: phpcs
 
       - name: Setup dependencies
-        run: |
-          composer require -n --no-progress overtrue/phplint phpstan/phpstan
-          sudo git clone --depth 1 https://github.com/Icinga/icingaweb2.git /icingaweb2
-          sudo git clone --depth 1 https://github.com/Icinga/icingaweb2-module-director.git /usr/share/icingaweb2-modules/director
-          sudo git clone --depth 1 -b snapshot/nightly https://github.com/Icinga/icinga-php-library.git /usr/share/icinga-php/ipl
-          sudo git clone --depth 1 -b snapshot/nightly https://github.com/Icinga/icinga-php-thirdparty.git /usr/share/icinga-php/vendor
+        run: composer require -n --no-progress overtrue/phplint
 
       - name: PHP Lint
         if: ${{ ! cancelled() }}
@@ -46,10 +41,6 @@ jobs:
         if: ${{ ! cancelled() }}
         run: phpcs
 
-      - name: PHPStan
-        if: ${{ ! cancelled() }}
-        run: ./vendor/bin/phpstan analyse
-
   test:
     name: Unit tests with PHP ${{ matrix.php }} on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}

.github/workflows/phpstan.yml

@@ -0,0 +1,16 @@
+name: PHPStan
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  phpstan:
+    uses: icinga/github-actions/.github/workflows/phpstan.yml@main
+    with:
+      dependencies: |
+        {
+          "/icingaweb2"                             : "https://github.com/Icinga/icingaweb2.git",
+          "/usr/share/icingaweb2-modules/director"  : "https://github.com/Icinga/icingaweb2-module-director.git"
+        }