refactor: use shadcn sidebar

frontend/app/features/admin/SystemAdminPage.tsx

@@ -1,47 +0,0 @@
-import { useState } from "react";
-
-import Icon from "../../components/common/Icon";
-import { UserManagementPage } from "./UserManagementPage";
-import { ProjectManagementPage } from "./ProjectManagementPage";
-
-import "../../styles/admin.css";
-
-export function SystemAdminPage({
-  onNotify,
-  onConnectionChange,
-}: {
-  onNotify: (notice: { tone: "success" | "error" | "info"; message: string }) => void;
-  onConnectionChange: (online: boolean) => void;
-}) {
-  const [activeTab, setActiveTab] = useState<"users" | "projects">("users");
-
-  return (
-    <section className="admin-page">
-      <div className="admin-tabs">
-        <button
-          className={`admin-tab${activeTab === "users" ? " is-active" : ""}`}
-          type="button"
-          onClick={() => setActiveTab("users")}
-        >
-          <Icon name="workspace" size={16} />
-          用户管理
-        </button>
-        <button
-          className={`admin-tab${activeTab === "projects" ? " is-active" : ""}`}
-          type="button"
-          onClick={() => setActiveTab("projects")}
-        >
-          <Icon name="folder" size={16} />
-          项目管理
-        </button>
-      </div>
-
-      {activeTab === "users" && (
-        <UserManagementPage onNotify={onNotify} onConnectionChange={onConnectionChange} />
-      )}
-      {activeTab === "projects" && (
-        <ProjectManagementPage onNotify={onNotify} onConnectionChange={onConnectionChange} />
-      )}
-    </section>
-  );
-}

frontend/app/features/admin/SystemAdminRoute.tsx

@@ -1,15 +0,0 @@
-import { useScriptWorkspaceStore } from "../platform/state/scriptWorkspaceStore";
-import { useUiStore } from "../platform/state/uiStore";
-import { SystemAdminPage } from "./SystemAdminPage";
-
-export default function SystemAdminRoute() {
-  const setApiOnline = useScriptWorkspaceStore((s) => s.setApiOnline);
-  const pushToast = useUiStore((s) => s.pushToast);
-
-  return (
-    <SystemAdminPage
-      onNotify={pushToast}
-      onConnectionChange={setApiOnline}
-    />
-  );
-}