migrate to null safety (#16)

6 files changed
tree: 4ed6e4e745444f13c8231695546b3c1cfc4a5ec5
  1. .github/
  2. lib/
  3. test/
  4. .gitignore
  5. analysis_options.yaml
  6. AUTHORS
  7. CHANGELOG.md
  8. CONTRIBUTING.md
  9. LICENSE
  10. pubspec.yaml
  11. README.md
README.md

A package that provides a shelf handler for serving a packages/ directory. It's intended to be usable as the first handler in a Cascade, where any requests that include /packages/ are served package assets, and all other requests cascade to additional handlers.