feat: enhance torrent state scheduling and display

Signed-off-by: Qi HU <github@spcsky.com>

lang/cht/lang_functions.php

@@ -334,6 +334,8 @@ $lang_functions = array
     'text_contactstaff' => '聯系管理組',
     'full_site_promotion_in_effect' => '全站 [%s] 生效中！',
     'full_site_promotion_time_range' => '時間：%s ~ %s',
+    'full_site_promotion_remark' => '備註：%s',
+    'full_site_promotion_upcoming' => '即將生效的全站 [%s]',
     'text_torrent_to_approval' => '有 %s%u 個待審核的種子%s',
     'std_confirm_remove' => '確定要刪除嗎？',
     'select_an_user_class' => '選擇一個用戶等級',