Update dependencies and configuration for Laravel project; added Filament support, modified .gitignore, and adjusted welcome page links.

composer.json

@@ -3,13 +3,11 @@
     "name": "laravel/laravel",
     "type": "project",
     "description": "The skeleton application for the Laravel framework.",
-    "keywords": [
-        "laravel",
-        "framework"
-    ],
+    "keywords": ["laravel", "framework"],
     "license": "MIT",
     "require": {
         "php": "^8.2",
+        "filament/filament": "^4.0",
         "laravel/framework": "^12.0",
         "laravel/tinker": "^2.10.1"
     },
@@ -38,7 +36,8 @@
     "scripts": {
         "post-autoload-dump": [
             "Illuminate\\Foundation\\ComposerScripts::postAutoloadDump",
-            "@php artisan package:discover --ansi"
+            "@php artisan package:discover --ansi",
+            "@php artisan filament:upgrade"
         ],
         "post-update-cmd": [
             "@php artisan vendor:publish --tag=laravel-assets --ansi --force"