curl -X GET "https://api.usegately.com/api/v1/lms/courses?category=programming" \
  -H "Authorization: Bearer YOUR_API_KEY"

{
  "data": [
    {
      "id": "course_123",
      "title": "Introduction to JavaScript",
      "description": "Learn JavaScript from scratch",
      "thumbnail_url": "https://...",
      "category": "programming",
      "level": "beginner",
      "duration_hours": 10,
      "price": 49.00,
      "enrolled_count": 150,
      "rating": 4.8,
      "status": "published"
    }
  ]
}