Phpstan: Use separate workflow

.github/workflows/php.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout code base
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -31,9 +31,7 @@ jobs:
           tools: phpcs
 
       - name: Setup dependencies
-        run: |
-          composer require -n --no-progress overtrue/phplint phpstan/phpstan
-          sudo cp -R vendor /usr/share/icinga-php
+        run: composer require -n --no-progress overtrue/phplint
 
       - name: PHP Lint
         if: ${{ ! cancelled() }}
@@ -43,10 +41,6 @@ jobs:
         if: ${{ ! cancelled() }}
         run: phpcs -wps --colors
 
-      - name: PHPStan
-        if: ${{ ! cancelled() }}
-        run: ./vendor/bin/phpstan analyse
-
   test:
     name: Unit tests with php ${{ matrix.php }} on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
@@ -62,7 +56,7 @@ jobs:
 
     steps:
       - name: Checkout code base
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2

.github/workflows/phpstan.yml

@@ -0,0 +1,10 @@
+name: PHPStan
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  phpstan:
+    uses: icinga/github-actions/.github/workflows/phpstan.yml@main

phpstan.neon

@@ -8,9 +8,6 @@ parameters:
     paths:
         - src
 
-    scanDirectories:
-        - /usr/share/icinga-php
-
     ignoreErrors:
         -
             messages: