feat(teacher-portal): 完整实现 teacher-portal 微前端

包含 settings/students/api、graphql、mocks、ui-tokens 设计令牌等

packages/ui-components/src/error-boundary.tsx

@@ -29,13 +29,13 @@ export class ErrorBoundary extends Component<
   ErrorBoundaryProps,
   ErrorBoundaryState
 > {
-  state: ErrorBoundaryState = { error: null };
+  override state: ErrorBoundaryState = { error: null };
 
   static getDerivedStateFromError(error: Error): ErrorBoundaryState {
     return { error };
   }
 
-  componentDidCatch(error: Error, info: ErrorInfo): void {
+  override componentDidCatch(error: Error, info: ErrorInfo): void {
     this.props.onError?.(error, info);
   }
 
@@ -44,7 +44,7 @@ export class ErrorBoundary extends Component<
     this.setState({ error: null });
   };
 
-  render(): ReactNode {
+  override render(): ReactNode {
     const { error } = this.state;
     const { children, fallback } = this.props;