feat: add withdraw request functionality and UI components

database/migrations/2026_08_26_000000_create_payments_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use App\Enums\PaymentPurposeEnum;
+use App\Enums\PaymentStatusEnum;
+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('payments', function (Blueprint $table) {
+            $table->id();
+            $table->string('track_id')->unique();
+            $table->unsignedBigInteger('amount');
+            $table->string('status')->default(PaymentStatusEnum::Pending->value);
+            $table->string('purpose')->default(PaymentPurposeEnum::Invoice->value);
+            $table->string('ref_number')->nullable();
+            $table->timestamp('verified_at')->nullable();
+            $table->timestamps();
+
+            $table->foreignId('invoice_id')->nullable()->constrained('invoices')->cascadeOnDelete();
+            $table->foreignId('payer_id')->constrained('users')->cascadeOnDelete();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('payments');
+    }
+};