ggurdin 5ce2a787b4 3890 activity start page changes (#3901) ... * comment out unreferenced files * decouple courses, topics, and activities * update start page * disable 'join open session' button		2025-09-08 15:25:56 -04:00
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course_plan	3890 activity start page changes (#3901)	2025-09-08 15:25:56 -04:00