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>

app/Models/Profile.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Casts\Attribute;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Facades\Storage;
+
+class Profile extends Model
+{
+    protected $fillable = [
+        'name',
+        'headline',
+        'bio',
+        'location',
+        'email',
+        'avatar',
+        'resume_path',
+        'social_links',
+    ];
+
+    protected $casts = [
+        'social_links' => 'array',
+    ];
+
+    protected function avatarUrl(): Attribute
+    {
+        return Attribute::get(fn () => $this->avatar ? Storage::disk('public')->url($this->avatar) : null);
+    }
+
+    protected function resumeUrl(): Attribute
+    {
+        return Attribute::get(fn () => $this->resume_path ? Storage::disk('public')->url($this->resume_path) : null);
+    }
+}