Log entries to the current learning session. Use mid-session to save progress, capture concepts learned, or record corrections. Triggers on "log this", "save progress", "record what we learned".
SKILL.md
Log recent learning to the current session.
Steps
Find active session in .claude/learning-sessions/index.json
If none: tell user to run /start-session first
Read the session file
Review conversation since session started (or last log)