fix: minor fixes

Author: taprosoft

flowsettings.py

@@ -4,6 +4,7 @@
 from pathlib import Path
 
 from decouple import config
+from ktem.utils.lang import SUPPORTED_LANGUAGE_MAP
 from theflow.settings.default import *  # noqa
 
 cur_frame = currentframe()
@@ -284,7 +285,7 @@
     "lang": {
         "name": "Language",
         "value": "en",
-        "choices": [("English", "en"), ("Japanese", "ja"), ("Vietnamese", "vi")],
+        "choices": [(lang, code) for code, lang in SUPPORTED_LANGUAGE_MAP.items()],
         "component": "dropdown",
     },
     "max_context_length": {