message: Enforce trailing slash
diff: @@ -21,6 +21,7 @@ import transformer, { addBaseUrl, rewriteDocLinks } from '../transformers';
  import { docStorageURL } from '../../config';
  import { Link } from '@backstage/core';
  import { useLocation, useParams } from 'react-router-dom';
  +import URLParser from '../urlParser';
  const useFetch = (url: string) => {
  const state = useAsync(async () => {
  @@ -36,6 +37,17 @@ const normalizeUrl = (path: string) => {
  return path.replace(/\/\/index.html$/, '/index.html');
  };
  +const useEnforcedTrailingSlash = (): void => {
  + React.useEffect(() => {
  + const actualUrl = window.location.href;
  + const expectedUrl = new URLParser(window.location.href, '.').parse();
  +
  + if (actualUrl !== expectedUrl) {
  + window.history.replaceState({}, document.title, expectedUrl);
  + }
  + }, []);
  +};
  +
  export const Reader = () => {
  const location = useLocation();
  const { componentId, '*': path } = useParams();
  @@ -46,6 +58,8 @@ export const Reader = () => {
  ),
  );
  + useEnforcedTrailingSlash();
  +
  React.useEffect(() => {
  const divElement = shadowDomRef.current;
  if (divElement?.shadowRoot && state.value) {
  