main
Convert current build system to Rollup and adopt flat bundles (#9327)
Upgrade prettier (#26081)
Rename yarn build-combined to just yarn build (#26192)
Don't add dangling commas to functions for packaging fixtures (#10264)
Use Yarn Workspaces (#11252)
Bump lodash from 4.17.4 to 4.17.21 in /fixtures/packaging/systemjs-builder/prod (#27593)