Detect language from user message before UI hint, load ops ROLE_SYSTEM.en.md when en, and wire user_text through WS/HTTP/worker paths.
Co-authored-by: Cursor <cursoragent@cursor.com>
Resolve runtime language from ui_lang and chat.send lang instead of hardcoding zh.
Align generalist/ops prompts with user language and require host_name (not ne_id) in ops outputs.
Co-authored-by: Cursor <cursoragent@cursor.com>