add workflow for composer validation

.github/workflows/composer-validate.yml

@@ -0,0 +1,31 @@
+name: Validate Compoer dependencies
+# this workflows check composer dependency installation
+# using the commited composer.lock
+# validate on php7.3 and 8.2
+
+on:
+    pull_request:
+      branches:
+        - alpha
+        - beta
+        - V4-stable
+
+jobs:
+  build-test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Validate dependencies php7.3
+        uses: php-actions/composer@v6
+        with:
+          php_version: '7.3'
+          command: validate
+
+      - name: Validate dependencies php8.2
+        uses: php-actions/composer@v6
+        with:
+          php_version: '8.2'
+          command: validate
+

.gitignore

@@ -6,7 +6,6 @@ Thumbs.db
 .buildpath
 .vscode
 ui
-composer.lock
 
 test.php
 core/config/common.config.php
@@ -45,4 +44,3 @@ tmp/*
 !tmp/.htaccess
 
 !.htaccess
-.github/