feat: add avatar and role fields to User model and update BlogSeeder for Zeynep Demir profile

database/migrations/2026_05_24_074759_add_avatar_and_role_to_users_table.php

@@ -0,0 +1,26 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->string('avatar')->nullable()->after('password');
+            $table->string('role')->nullable()->after('avatar');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn(['avatar', 'role']);
+        });
+    }
+};