feat(metadata): fresh metadata implementation

app/Domains/Metadata/Http/Requests/CustomFieldRequest.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Domains\Metadata\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+/**
+ * A custom-field definition as the admin screen submits it.
+ *
+ * Two absences are deliberate. `model_type` is checked for presence only, so
+ * any string at all reaches the column — the handful of model names the UI
+ * offers is a convention, not a constraint. And the default answer never
+ * appears below: which value column it belongs in follows from `type`, so the
+ * controller reads it off the request untouched and lets the service place it.
+ */
+class CustomFieldRequest extends FormRequest
+{
+    /**
+     * Every caller is welcome here; the controller is what consults the policy.
+     */
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /**
+     * @return array<string, array<int, string>>
+     */
+    public function rules(): array
+    {
+        return [
+            'name' => ['required'],
+            'label' => ['required'],
+            'model_type' => ['required'],
+            'order' => ['required'],
+            'type' => ['required'],
+            'is_required' => ['required', 'boolean'],
+            'options' => ['array'],
+            'placeholder' => ['string', 'nullable'],
+        ];
+    }
+}