devel
Update calls to addFiles, onUse, and onTest
convert to async
fix bundler-assets
add test coverage to check skips on dev only deps
Make Script More Portable With #!/usr/bin/env
ensure old tests can exit properly on using the new closeAllWatchers
refactor bundler to handle devDependencies separately
Remove explicit .js extension from tools/fs/files imports.
Convert tools/fs/watch.js to TypeScript.