refactor: remove designers table migration and update layout structure for improved readability and organization

database/migrations/2024_02_25_194500_create_designers_table.php

@@ -1,27 +0,0 @@
-<?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::create('designers', function (Blueprint $table) {
-            $table->id();
-            $table->string('name');
-            $table->string('slug')->unique();
-            $table->text('description')->nullable();
-            $table->string('website')->nullable();
-            $table->date('founded_date')->nullable();
-            $table->string('headquarters')->nullable();
-            $table->timestamps();
-        });
-    }
-
-    public function down(): void
-    {
-        Schema::dropIfExists('designers');
-    }
-};