Get the complete BC curriculum for a specific course: Big Ideas, Curricular Competencies (grouped by domain), and Content/KDU items with elaborations. Returns the full three-column structure used by BC Ministry of Education.
Args:
- subject (string): Subject slug (e.g., 'adst', 'science')
- grade (integer): Grade level (0=K, 1-12)
- course (string, optional): Course slug (e.g., 'technology-explorations'). If omitted, returns all courses for that subject+grade.
Returns: Complete three-column curriculum structure per course, including elaborations.
Connector