Yet another update!

docs/components/core/legacy-auth.md

docs/components/middlewares/legacy-auth-middleware.md

docs/components/off-the-shelf-apps/api-gateway.md

docs/components/services/authentication.md

docs/components/services/legacy-auth-middleware.md

docs/components/specific-apps/admin-gui.md

docs/components/specific-apps/web-app.md

docs/index.md

docs/miscellaneous/accessibility.md

docs/miscellaneous/nestjs-micro-services.md

docs/miscellaneous/security.md

docs/overview/index.md

mkdocs.yml