backstage/.changeset/odd-flowers-hope.md

example-backend, @backstage/backend-common, @backstage/create-app, @backstage/plugin-catalog-backend, @backstage/plugin-techdocs-backend

example-backend	@backstage/backend-common	@backstage/create-app	@backstage/plugin-catalog-backend	@backstage/plugin-techdocs-backend
patch	patch	patch	patch	patch

Create a TokenManager interface and ServerTokenManager implementation to generate and validate server tokens for authenticated backend-to-backend API requests