Offer to log out after a region switch, in the new region's language

bin/omarchy-region

@@ -47,4 +47,16 @@ else
   omarchy-setup-claude-api --remove
 fi
 
-echo "Region set to ${1^}. Log out and back in to switch the language and developer mirrors."
+# The language and the developer mirrors reach only a new session, so offer one in the new language.
+if [[ $1 == "china" ]]; then
+  prompt="立即注销，切换到中文界面和国内镜像？" log_out="立即注销" later="稍后"
+  reminder="区域已设为中国。重新登录后切换到中文界面和国内镜像。"
+else
+  prompt="Log out now to switch to English and the global mirrors?" log_out="Log out now" later="Later"
+  reminder="Region set to Global. Log back in to switch to English and the global mirrors."
+fi
+if [[ -t 0 && -t 1 ]] && gum confirm --affirmative "$log_out" --negative "$later" "$prompt"; then
+  omarchy-system-logout
+else
+  echo "$reminder"
+fi