Merge pull request #323 from mx1700/feat/stop-command

feat: add /stop command to abort agent generation on external channels

internal/command/handler.go

@@ -112,7 +112,8 @@ func NewHandler(
 // the regular resource-group dispatch (e.g. in the channel inbound
 // processor which has the required routing context).
 var topLevelCommands = map[string]string{
-	"new": "Start a new conversation (resets session context)",
+	"new":  "Start a new conversation (resets session context)",
+	"stop": "Stop the current generation",
 }
 
 // IsCommand reports whether the text contains a slash command.