v3.0.0

What's Changed

• Add changelog to gemspec by @rafbm in #30
• Switch to GitHub Actions and upgrade dev tooling by @ixti in #31
• Update copyright years by @mathisto in #33
• Bump actions/checkout from v2 to v4 by @ytkg in #34
• Bump coverallsapp/github-action from v1 to v2 by @ytkg in #36
• CI against Ruby 3.1, 3.2, 3.3 by @ytkg in #35
• Fix Urlencoded for nested Hashes (and Arrays) by @AlexWayfer in #24
• Support duplicate form names in multipart forms by @ixti in #32

New Contributors

• @rafbm made their first contribution in #30
• @mathisto made their first contribution in #33
• @ytkg made their first contribution in #34

Full Changelog: v2.3.0...v3.0.0