v0.3.0

What's Changed

• Update @phosphor-icons/core version by @martrik in #4
• Support Ruby 3.3 by @maful in #5
• ci: use rubygems/release-gem for automate releasing by @maful in #6

New Contributors

• @martrik made their first contribution in #4

Full Changelog: v0.2.0...v0.3.0