fix logic and tests, update docker CI file

tests/Unit/Services/Attendance/StaffAttendanceServiceTest.php

@@ -68,7 +68,7 @@ class StaffAttendanceServiceTest extends TestCase
 
         DB::table('calendar_events')->insert([
             'title' => 'No School',
-            'date' => '2025-09-14',
+            'date' => '2025-09-21',
             'no_school' => 1,
             'semester' => 'Fall',
             'school_year' => '2025-2026',
@@ -85,6 +85,6 @@ class StaffAttendanceServiceTest extends TestCase
         $payload = $service->monthData('Fall', '2025-2026');
 
         $this->assertNotEmpty($payload['sections']);
-        $this->assertContains('2025-09-14', $payload['noSchoolDays']);
+        $this->assertContains('2025-09-21', $payload['noSchoolDays']);
     }
 }