add notifications logic and add support of both JWT and Sanctum

app/Http/Requests/Notifications/NotificationUpdateRequest.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Http\Requests\Notifications;
+
+use App\Http\Requests\ApiFormRequest;
+
+class NotificationUpdateRequest extends ApiFormRequest
+{
+    public function authorize(): bool
+    {
+        return $this->user() !== null;
+    }
+
+    public function rules(): array
+    {
+        return [
+            'title' => ['sometimes', 'required', 'string', 'max:150'],
+            'message' => ['sometimes', 'required', 'string', 'max:5000'],
+            'target_group' => ['sometimes', 'required', 'string', 'max:50'],
+            'channels' => ['sometimes', 'required', 'array'],
+            'channels.*' => ['string', 'in:in_app,email,sms'],
+            'priority' => ['nullable', 'string', 'max:20'],
+            'status' => ['nullable', 'string', 'max:20'],
+            'action_url' => ['nullable', 'string', 'max:255'],
+            'attachment_path' => ['nullable', 'string', 'max:255'],
+            'scheduled_at' => ['nullable', 'date'],
+            'expires_at' => ['nullable', 'date', 'after_or_equal:scheduled_at'],
+        ];
+    }
+}