feat(academy): prepare AI Academy v1 for production enablement

app/Models/AcademyLessonProgress.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class AcademyLessonProgress extends Model
+{
+    protected $table = 'academy_lesson_progress';
+
+    protected $fillable = [
+        'lesson_id',
+        'user_id',
+        'completed_at',
+    ];
+
+    protected $casts = [
+        'completed_at' => 'datetime',
+    ];
+
+    public function lesson(): BelongsTo
+    {
+        return $this->belongsTo(AcademyLesson::class, 'lesson_id');
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'user_id');
+    }
+}