complete 3.1 with qa test and future recommendations files also update claude md with init and laravel boost

lang/en/admin.php

@@ -0,0 +1,13 @@
+<?php
+
+return [
+    'working_hours' => 'Working Hours',
+    'working_hours_description' => 'Configure the available working hours for each day of the week.',
+    'closed' => 'Closed',
+    'save_working_hours' => 'Save Working Hours',
+    'slots_available' => ':count slot(s) available',
+    'no_slots' => 'No slots available',
+    'to' => 'to',
+    'start_time' => 'Start Time',
+    'end_time' => 'End Time',
+];

lang/en/messages.php

@@ -2,4 +2,6 @@
 
 return [
     'unauthorized' => 'You are not authorized to access this resource.',
+    'working_hours_saved' => 'Working hours saved successfully.',
+    'pending_bookings_warning' => 'Note: :count pending booking(s) may be affected.',
 ];

lang/en/validation.php

@@ -149,6 +149,8 @@ return [
     'ulid' => 'The :attribute must be a valid ULID.',
     'uuid' => 'The :attribute must be a valid UUID.',
 
+    'end_time_after_start' => 'End time must be after start time.',
+
     'attributes' => [
         'email' => 'email',
         'password' => 'password',