fix(command): broaden remind trigger conditions

Author: LanternCX

commands/remind.md

@@ -4,5 +4,5 @@ description: Tell the agent to notify me on Telegram if needed
 
 I need to step away for a while.
 
-If you can continue working without me, keep going.
-If you truly need my input, decision, approval, or something only I can provide, notify me through Telegram instead of waiting here.
+If you can continue productively without me, keep going.
+When the work reaches a point where I should come back - for review, confirmation, a decision, a reply, or because the task is done - notify me through Telegram instead of waiting here.