Add settings page tabs and show env API keys with last four digits.

System settings now use the same CSS tab layout as env config; sensitive env fields display masked values from .env while keeping save-on-empty behavior.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/instance/instance_settings_lib.py

@@ -183,11 +183,30 @@ def build_instance_settings_view(
     }
 
 
+def build_settings_tabs(display: dict[str, Any] | None, instance_settings: dict[str, Any]) -> list[dict[str, str]]:
+    disp = display or {}
+    inst = instance_settings or {}
+    tabs: list[dict[str, str]] = [{"key": "nav", "title": "导航显示"}]
+    if disp.get("show_settings_password", True):
+        tabs.append({"key": "password", "title": "账户密码"})
+    if inst.get("show_transfer") and disp.get("show_settings_transfer", True):
+        tabs.append({"key": "transfer", "title": "永续划转"})
+    if disp.get("show_settings_export", True):
+        tabs.append({"key": "export", "title": "数据导出"})
+    if inst.get("options_settings_enabled") and disp.get("show_settings_options_swap", True):
+        tabs.append({"key": "options_swap", "title": "币种兑换"})
+    if inst.get("options_settings_enabled") and disp.get("show_settings_options_transfer", True):
+        tabs.append({"key": "options_transfer", "title": "期权划转"})
+    return tabs
+
+
 def settings_page_context(page: str, *, instance_base_dir: str | None = None, **kwargs: Any) -> dict[str, Any]:
     p = (page or "").strip()
     if p not in ("settings", "risk_policy", "env_config"):
         return {}
     ctx: dict[str, Any] = {"instance_settings": build_instance_settings_view(**kwargs)}
+    if p == "settings":
+        ctx["settings_tabs"] = build_settings_tabs(kwargs.get("display"), ctx["instance_settings"])
     if p == "env_config" and instance_base_dir:
         from lib.env.env_ui_manifest import build_env_ui_payload