add test batches

app/Http/Controllers/Api/Communication/CommunicationController.php

@@ -14,13 +14,9 @@ use Illuminate\Http\Request;
 class CommunicationController extends BaseApiController
 {
     private CommunicationStudentService $students;
-
     private CommunicationTemplateService $templates;
-
     private CommunicationFamilyService $families;
-
     private CommunicationPreviewService $previewService;
-
     private CommunicationSendService $sendService;
 
     public function __construct(
@@ -80,7 +76,7 @@ class CommunicationController extends BaseApiController
         $teacherName = $this->resolveTeacherName();
         $result = $this->previewService->buildPreview($templateKey, $studentId, $familyId, $vars, $teacherName);
 
-        if (! $result['ok']) {
+        if (!$result['ok']) {
             return response()->json([
                 'ok' => false,
                 'message' => $result['message'] ?? 'Preview failed.',
@@ -120,7 +116,7 @@ class CommunicationController extends BaseApiController
         }
 
         $student = $this->students->getStudentBasic($studentId);
-        if (! $student) {
+        if (!$student) {
             return response()->json([
                 'ok' => false,
                 'message' => 'Student not found.',
@@ -141,11 +137,11 @@ class CommunicationController extends BaseApiController
             'recipients' => $recipients,
             'cc' => $cc,
             'bcc' => $bcc,
-            'student_name' => trim(($student['firstname'] ?? '').' '.($student['lastname'] ?? '')),
+            'student_name' => trim(($student['firstname'] ?? '') . ' ' . ($student['lastname'] ?? '')),
             'sent_by' => $senderId,
         ]);
 
-        if (! $result['ok']) {
+        if (!$result['ok']) {
             return response()->json([
                 'ok' => false,
                 'message' => 'Failed to send email.',
@@ -179,14 +175,15 @@ class CommunicationController extends BaseApiController
     {
         $user = auth()->user();
         if ($user) {
-            $name = trim(($user->firstname ?? '').' '.($user->lastname ?? ''));
-
+            $name = trim(($user->firstname ?? '') . ' ' . ($user->lastname ?? ''));
             return $name !== '' ? $name : 'Teacher';
         }
-
         return 'Teacher';
     }
 
+    /**
+     * @return int|JsonResponse
+     */
     private function authenticatedUserIdOrUnauthorized(): int|JsonResponse
     {
         $userId = (int) (auth()->id() ?? 0);