feat(accounts): fresh accounts implementation

app/Domains/Accounts/Http/Requests/UpdateSettingsRequest.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Domains\Accounts\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+/**
+ * The payload behind writing preferences: one map of option names to values.
+ *
+ * Only its presence is checked. Neither the option names nor the values are
+ * constrained in any way, so anything the caller sends is upserted as-is —
+ * bar the currency, which the controller guards once the books are open.
+ */
+class UpdateSettingsRequest extends FormRequest
+{
+    /**
+     * Owner-only, but the gate that says so runs in the controller.
+     */
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /**
+     * @return array<string, array<int, string>>
+     */
+    public function rules(): array
+    {
+        return [
+            'settings' => [
+                'required',
+            ],
+        ];
+    }
+}