Add workflow to validate composer.json

.github/workflows/composer-validate.yml

@@ -0,0 +1,35 @@
+name: "Check validity of composer.json"
+
+on:
+ pull_request:
+ branches:
+ - "v*.*"
+ - "master"
+ - "feature/*"
+ push:
+ branches:
+ - "v*.*"
+ - "master"
+ - "feature/*"
+
+env:
+ PHP_VERSION: "8.2"
+
+jobs:
+ composer-validate:
+ name: "Check validity of composer.json"
+ runs-on: "ubuntu-24.04"
+
+ steps:
+ - name: "Checkout"
+ uses: "actions/checkout@v4"
+ with:
+ submodules: true
+
+ - name: "Install PHP"
+ uses: "shivammathur/setup-php@v2"
+ with:
+ php-version: "${{ env.PHP_VERSION }}"
+
+ - name: "Run composer validate"
+ run: "composer validate --strict"