Added precise explanation for the restore quick action button

lang/en_us.yml

@@ -412,7 +412,8 @@ prime_backup:
         title: '[Quick Actions]'
         create: 'Create a new backup'
         create.comment: "I'm a comment"
-        restore: 'restore to the latest backup'
+        restore: restore to the latest backup
+        restore_explain: To be precise, restore to the latest non-temporary backup
 
   job:
     _base:

lang/zh_cn.yml

@@ -409,10 +409,11 @@ prime_backup:
       common_commands.hover: '输入指令{}以查看完整的指令列表'
       recent_backups: '【最新的{}个备份】'
       quick_actions:
-        title: '【快捷操作】'
-        create: '创建一个新备份'
-        create.comment: '我是一个注释'
-        restore: '回档到最新的备份'
+        title: 【快捷操作】
+        create: 创建一个新备份
+        create.comment: 我是一个注释
+        restore: 回档到最新的备份
+        restore_explain: 准确地说，回档到最新的非临时备份
 
   job:
     _base:

prime_backup/mcdr/task/general/show_welcome_task.py

@@ -70,7 +70,7 @@ def run(self) -> None:
 			buttons.append(
 				RTextList('[', self.tr('quick_actions.restore', TextComponents.backup_brief(backups[0])), ']').
 				set_color(RColor.red).
-				h(TextComponents.command('back')).
+				h(RTextBase.join('\n', [TextComponents.command('back'), self.tr('quick_actions.restore_explain')])).
 				c(RAction.suggest_command, mkcmd('back'))
 			)
 		self.reply(RTextBase.join(' ', buttons))