Add composer setup script for project bootstrapping

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: simonhamp

composer.json

@@ -73,6 +73,14 @@
         ],
         "post-create-project-cmd": [
             "@php artisan key:generate --ansi"
+        ],
+        "setup": [
+            "composer install",
+            "@php -r \"file_exists('.env') || copy('.env.example', '.env');\"",
+            "@php artisan key:generate",
+            "@php artisan migrate --force",
+            "npm install",
+            "npm run build"
         ]
     },
     "extra": {