Add Customer resource to Filament admin panel: Implemented Customer model, resource, and associated pages (create, edit, list). Defined customer form schema and table configuration. Added migration for customers table.

database/migrations/2025_09_27_162059_create_customers_table.php

@@ -0,0 +1,35 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('customers', function (Blueprint $table) {
+            $table->id();
+            $table->string('name');
+            $table->string('email')->unique();
+            $table->string('phone')->nullable();
+            $table->text('address')->nullable();
+            $table->string('city')->nullable();
+            $table->string('country')->nullable();
+            $table->enum('status', ['active', 'inactive', 'pending'])->default('active');
+            $table->text('notes')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('customers');
+    }
+};