message: Add note from commit message as a comment
diff: @@ -108,6 +108,17 @@ class ScalarAuthClient {
  // The terms endpoints are new and so live on standard _matrix prefixes,
  // but IM rest urls are currently configured with paths, so remove the
  // path from the base URL before passing it to the js-sdk
  +
  + // We continue to use the full URL for the calls done by
  + // matrix-react-sdk, but the standard terms API called
  + // by the js-sdk lives on the standard _matrix path. This means we
  + // don't support running IMs on a non-root path, but it's the only
  + // realistic way of transitioning to _matrix paths since configs in
  + // the wild contain bits of the API path.
  +
  + // Once we've fully transitioned to _matrix URLs, we can give people
  + // a grace period to update their configs, then use the rest url as
  + // a regular base url.
  const parsedImRestUrl = url.parse(SdkConfig.get().integrations_rest_url);
  parsedImRestUrl.path = '';
  parsedImRestUrl.pathname = '';
  