fix(weixin): classify activation failures

plugin-src/client/i18n.js

@@ -231,6 +231,13 @@ const EN = Object.freeze({
   '这是微信附加的安全确认步骤。配对码只用于本次扫码轮询，不会写入配置或日志。': 'This is an additional WeChat confirmation step. The pairing code is used only for this connection and is never stored.',
   '正在保存凭据并验证 Harness 与微信长轮询。': 'Saving credentials and verifying the WeChat connection.',
   '微信已确认，正在启动消息连接': 'Confirmed in WeChat. Starting the message connection',
+  '微信已授权，但无法读取现有登录凭据。请检查 DSH 凭据存储。': 'WeChat was authorized, but the existing login credential could not be read. Check the DSH credential store.',
+  '微信已授权，但登录凭据无法写入 DSH 凭据存储。请检查凭据存储是否可写。': 'WeChat was authorized, but the login credential could not be written to the DSH credential store. Check that the store is writable.',
+  '微信已授权，但账号配置无法写入本机。请检查 DSH_HOME 目录权限。': 'WeChat was authorized, but the account configuration could not be saved locally. Check the DSH_HOME directory permissions.',
+  '微信已授权，但无法初始化账号状态或工作区。请检查 DSH_HOME 和工作区目录。': 'WeChat was authorized, but the account state or workspace could not be initialized. Check DSH_HOME and the workspace directory.',
+  '微信已授权，但插件无法连接本机 Harness。请确认 dsh web 已正常启动。': 'WeChat was authorized, but the plugin could not reach the local Harness. Confirm that dsh web is running normally.',
+  '微信已授权，但消息连接初始化失败。请查看 dsh web 日志后重试。': 'WeChat was authorized, but the message connection could not be initialized. Check the dsh web logs and try again.',
+  '微信已授权，但激活过程中发生未知错误。请查看 dsh web 日志。': 'WeChat was authorized, but an unknown error occurred during activation. Check the dsh web logs.',
   '微信已绑定，可以开始向已绑定的机器人发消息。': 'WeChat is connected and ready for messages.',
   '这个微信账号已经绑定并保持在线。': 'This WeChat account is connected and online.',
   '微信账号及本机凭据已移除。': 'The WeChat account and local credentials were removed.',