v0.24.1

Changelog

• ab91d24 Drop retired Xiaomi v2.0 and CodeFree GLM-5-ctyun-oc models.
• 5495c62 Guide agent workflow and keep PLAN updates stable via soft prompts.
• 8da14b1 Tighten host escalation to require clear justification.
• 140d441 fix(tui): polish composer layout and large-paste tokens