init backend presensi

app/Modules/Attendance/Entities/.gitkeep

@@ -0,0 +1 @@
+# Attendance Module - Entities

app/Modules/Attendance/Entities/AttendanceSession.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace App\Modules\Attendance\Entities;
+
+use CodeIgniter\Entity\Entity;
+
+/**
+ * Attendance Session Entity
+ * 
+ * Represents an attendance check-in session.
+ */
+class AttendanceSession extends Entity
+{
+    /**
+     * Attributes that can be mass assigned
+     * 
+     * @var array<string>
+     */
+    protected $allowedFields = [
+        'student_id',
+        'schedule_id',
+        'checkin_type',
+        'attendance_date',
+        'device_id',
+        'checkin_at',
+        'latitude',
+        'longitude',
+        'confidence',
+        'status',
+    ];
+
+    /**
+     * Attributes that should be cast to specific types
+     * 
+     * @var array<string, string>
+     */
+    protected $casts = [
+        'id'          => 'integer',
+        'student_id'  => 'integer',
+        'schedule_id'     => 'integer',
+        'checkin_type'    => 'string',
+        'attendance_date' => 'date',
+        'device_id'       => 'integer',
+        'checkin_at'  => 'datetime',
+        'latitude'    => 'float',
+        'longitude'   => 'float',
+        'confidence'  => 'float',
+        'created_at'  => 'datetime',
+        'updated_at'  => 'datetime',
+    ];
+
+    /**
+     * Status constants
+     */
+    public const STATUS_PRESENT = 'PRESENT';
+    public const STATUS_LATE = 'LATE';
+    public const STATUS_OUTSIDE_ZONE = 'OUTSIDE_ZONE';
+    public const STATUS_NO_SCHEDULE = 'NO_SCHEDULE';
+    public const STATUS_INVALID_DEVICE = 'INVALID_DEVICE';
+    public const STATUS_ALREADY_CHECKED_IN = 'ALREADY_CHECKED_IN';
+    public const STATUS_ABSENCE_WINDOW_CLOSED = 'ABSENCE_WINDOW_CLOSED';
+    public const STATUS_SESSION_CLOSED = 'SESSION_CLOSED';
+}