Add Filament admin panel and creative public portfolio site

Adds a Filament admin (Profile settings page plus CRUD resources for
Education, Experience, Projects, and Posts) backing a public-facing
personal site: hero/about/timeline home page, project showcase, and
blog, styled with a dark editorial theme (Fraunces + Instrument Sans).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

tests/Feature/ExampleTest.php

@@ -2,11 +2,13 @@
 
 namespace Tests\Feature;
 
-// use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Foundation\Testing\RefreshDatabase;
 use Tests\TestCase;
 
 class ExampleTest extends TestCase
 {
+    use RefreshDatabase;
+
     /**
      * A basic test example.
      */