feat(accounts): tambahkan model dan migrasi untuk tabel akun

- Menambahkan model Account dengan atribut yang dapat diisi.
- Menambahkan migrasi untuk membuat tabel accounts dengan kolom yang diperlukan.

app/Models/Account.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace Modules\Webstatement\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+// use Modules\Webstatement\Database\Factories\AccountFactory;
+
+class Account extends Model
+{
+    use HasFactory;
+
+    /**
+     * The attributes that are mass assignable.
+     */
+    protected $fillable = [
+        'account_number',
+        'customer_code',
+        'currency',
+        'opening_date',
+        'branch_code',
+        'product_category',
+    ];
+
+
+    // Relationships
+    public function customer()
+    {
+        return $this->belongsTo(Customer::class, 'customer_code', 'customer_code');
+    }
+}

database/migrations/2025_02_06_095447_create_accounts_table.php

@@ -0,0 +1,33 @@
+<?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('accounts', function (Blueprint $table) {
+            $table->id();
+            $table->string('account_number')->unique();
+            $table->string('customer_code')->nullable();
+            $table->string('currency')->nullable();
+            $table->string('opening_date')->nullable();
+            $table->string('branch_code')->nullable();
+            $table->string('product_category')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('accounts');
+    }
+};