added build job against phpstan@dev (#403)

Co-authored-by: Markus Staab <[email protected]>

Author: staabm

.github/workflows/phpstan.yml

@@ -16,6 +16,12 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - php-version: "8.0"
+            db-image: 'mysql:8.0'
+            reflector: "pdo-mysql"
+            mode: "recording"
+            phpstan-version: "@dev"
+
           - php-version: "8.0"
             db-image: 'mysql:8.0'
             reflector: "pdo-mysql"
@@ -70,6 +76,11 @@ jobs:
         with:
           composer-options: "--prefer-dist --no-progress"
 
+      - name: Enable phpstan@dev
+        if: "${{matrix.phpstan-version != ''}}"
+        run: |
+          composer update phpstan/phpstan:@dev
+
       - name: Setup mysql
         run: |
           mysql -uroot -h127.0.0.1 -proot < tests/schema.sql