Run PHPStan on 8.1 (lowest)

Author: ruudk

.github/workflows/ci.yaml

@@ -10,15 +10,6 @@ concurrency:
 
 jobs:
     phpstan:
-        strategy:
-            fail-fast: false
-            matrix:
-              php:
-                - '8.1'
-                - '8.2'
-                - '8.3'
-                - '8.4'
-
         runs-on: ubuntu-latest
 
         steps:
@@ -28,7 +19,7 @@ jobs:
             - name: Set up PHP
               uses: shivammathur/setup-php@v2
               with:
-                  php-version: ${{ matrix.php }}
+                  php-version: '8.1'
 
             - name: Install Composer packages
               uses: ramsey/composer-install@v3

phpstan.neon

@@ -4,6 +4,6 @@ parameters:
     level: 8
     paths:
         - src
-    phpVersion: 80200
+    phpVersion: 80100
     errorFormat: ticketswap
     editorUrl: 'phpstorm://open?file=%%file%%&line=%%line%%'