message: Add releaseVersion to manifest
diff: @@ -23,6 +23,7 @@ const VERSIONS_DOMAIN = 'https://versions.backstage.io';
  * @public
  */
  export type ReleaseManifest = {
  + releaseVersion: string;
  packages: { name: string; version: string }[];
  };
  @@ -41,7 +42,9 @@ export type GetByVersionOptions = {
  export async function getByVersion(
  options: GetByVersionOptions,
  ): Promise<ReleaseManifest> {
  - const url = `${VERSIONS_DOMAIN}/v1/releases/${options.version}/manifest.json`;
  + const url = `${VERSIONS_DOMAIN}/v1/releases/${encodeURIComponent(
  + options.version,
  + )}/manifest.json`;
  const response = await fetch(url);
  if (response.status === 404) {
  throw new Error(`No release found for ${options.version} version`);
  @@ -69,7 +72,9 @@ export type GetByReleaseLineOptions = {
  export async function getByReleaseLine(
  options: GetByReleaseLineOptions,
  ): Promise<ReleaseManifest> {
  - const url = `${VERSIONS_DOMAIN}/v1/tags/${options.releaseLine}/manifest.json`;
  + const url = `${VERSIONS_DOMAIN}/v1/tags/${encodeURIComponent(
  + options.releaseLine,
  + )}/manifest.json`;
  const response = await fetch(url);
  if (response.status === 404) {
  throw new Error(`No '${options.releaseLine}' release line found`);
  