feat(catalog,contacts): fresh catalog and contacts implementation

app/Domains/Contacts/Http/Requests/DeleteCustomersRequest.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Domains\Contacts\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Rule;
+
+/**
+ * Guards the bulk-removal endpoint.
+ *
+ * Every id has to name a contact, but the existence check is not company
+ * scoped: an id owned by another company clears validation here and is then
+ * filtered out by the controller's company-scoped lookup, so the batch skips
+ * it without complaint. Kept as it stands.
+ */
+class DeleteCustomersRequest extends FormRequest
+{
+    /**
+     * Permission is settled elsewhere: the controller asks Bouncer for the
+     * `delete multiple customers` ability before it touches anything.
+     */
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /**
+     * A non-empty `ids` list, each entry naming a row that exists.
+     *
+     * @return array<string, array<int, mixed>>
+     */
+    public function rules(): array
+    {
+        return [
+            'ids' => ['required'],
+            'ids.*' => ['required', Rule::exists('customers', 'id')],
+        ];
+    }
+}