add all frontend files

node_modules/antd/es/alert/ErrorBoundary.d.ts

@@ -0,0 +1,24 @@
+import * as React from 'react';
+interface ErrorBoundaryProps {
+    message?: React.ReactNode;
+    description?: React.ReactNode;
+    children?: React.ReactNode;
+    id?: string;
+}
+interface ErrorBoundaryStates {
+    error?: Error | null;
+    info?: {
+        componentStack?: string;
+    };
+}
+declare class ErrorBoundary extends React.Component<ErrorBoundaryProps, ErrorBoundaryStates> {
+    state: {
+        error: undefined;
+        info: {
+            componentStack: string;
+        };
+    };
+    componentDidCatch(error: Error | null, info: object): void;
+    render(): React.ReactNode;
+}
+export default ErrorBoundary;