message: feat(techdocs-common): lowercase entity triplet path for AWS
diff: * See the License for the specific language governing permissions and
  * limitations under the License.
  */
  -import { Entity, EntityName } from '@backstage/catalog-model';
  +import {
  + Entity,
  + EntityName,
  + ENTITY_DEFAULT_NAMESPACE,
  +} from '@backstage/catalog-model';
  import { Config } from '@backstage/config';
  import aws, { Credentials } from 'aws-sdk';
  import { ListObjectsV2Output, ManagedUpload } from 'aws-sdk/clients/s3';
  @@ -196,8 +200,12 @@ export class AwsS3Publish implements PublisherBase {
  .join(path.posix.sep);
  // The / delimiter is intentional since it represents the cloud storage and not the local file system.
  - const entityRootDir = `${entity.metadata.namespace}/${entity.kind}/${entity.metadata.name}`;
  - const destination = `${entityRootDir}/${relativeFilePathPosix}`; // S3 Bucket file relative path
  + const entityRootDir = `${
  + entity.metadata?.namespace ?? ENTITY_DEFAULT_NAMESPACE
  + }/${entity.kind}/${entity.metadata.name}`;
  + const destination = lowerCaseEntityTripletInStoragePath(
  + `${entityRootDir}/${relativeFilePathPosix}`,
  + ); // S3 Bucket file relative path
  // Rate limit the concurrent execution of file uploads to batches of 10 (per publish)
  const uploadFile = limiter(() => {
  @@ -268,8 +276,10 @@ export class AwsS3Publish implements PublisherBase {
  docsRouter(): express.Handler {
  return async (req, res) => {
  // Decode and trim the leading forward slash
  - // filePath example - /default/Component/documented-component/index.html
  - const filePath = decodeURI(req.path.replace(/^\//, ''));
  + const decodedUri = decodeURI(req.path.replace(/^\//, ''));
  +
  + // filePath example - /default/component/documented-component/index.html
  + const filePath = lowerCaseEntityTripletInStoragePath(decodedUri);
  // Files with different extensions (CSS, HTML) need to be served with different headers
  const fileExtension = path.extname(filePath);
  