add `default_ui_lang` env (#679)

* add default ui lang env

* refactor

* add i18n env

modules/config.py

@@ -32,7 +32,8 @@ if os.path.exists("config.json"):
 else:
     config = {}
 
-language = config.get("language", "auto")
+lang_config = config.get("language", "auto")
+language = os.environ.get("default_ui_lang", lang_config)
 
 if os.path.exists("api_key.txt"):
     logging.info("检测到api_key.txt文件，正在进行迁移...")

modules/webui_locale.py

@@ -9,7 +9,8 @@ class I18nAuto:
                 config = json.load(f)
         else:
             config = {}
-        language = config.get("language", "auto")
+        lang_config = config.get("language", "auto")
+        language = os.environ.get("default_ui_lang", lang_config)
         if language == "auto":
             language = locale.getdefaultlocale()[0] # get the language code of the system (ex. zh_CN)
         self.language_map = {}