Breaking changes from 1.4.1

• Drop support for IE 6-8 from end-user Web UI. (#361)
• Drop Ruby 2.1 and earlier support as runtime in geminabox 1.5.0. Minimum Ruby version is now 2.2.0. (#410)
• Drop RubyGems 1.8.24 and earlier in geminabox 1.5.0. Minimum RubyGems version is now 1.8.25. (#423)

What's Changed

Feature

• Add test with Ruby 3.1 by @tnir in #378

Deprecations

• Deprecate using legacy index by @deivid-rodriguez in #365

Bugfixes

• Use a binary mode for file manipulations by @ahorek in #357
• Do not transform compressed files by @ahorek in #364

Performance

• frozen string literals by @ahorek in #358
• Remove patch for RubyGems 1.8.24 or earlier by @tnir in #429
• Remove a code branch for Ruby 1.8 and earlier by @tnir in #430

Chore

• Replace jQuery-based scripts with vanilla JS by @tnir in #361
• update certificates by @ahorek in #363
• Unpin capybara-mechanize on test by @tnir in #372
• Use GitHub Actions for CI instead of Travis CI by @tnir in #360
• Fix typo in Actions badge URL by @tnir in #376
• Pin multipart-post 2.1.x on Ruby 2.2 on CI by @tnir in #383
• Use SVG format for Gemfury badge by @tnir in #380
• Bump actions/checkout from 2 to 3 by @tnir in #387
• Enable dependabot by @tnir in #388
• Unpin capybara-mechanize gem on CI by @tnir in #393
• remove File.exists? deprecation warning by @skaes in #384
• removed confusing backtrace from test output by @skaes in #386
• Migrate Changelog entries for 1.0.0 and later to GitHub by @tnir in #405
• Enable stale action for issues and PRs by @tnir in #407
• Drop Ruby 2.1 and earlier support by @tnir in #410
• Add RuboCop 1.30.1 as linter by @tnir in #409
• Enable rubocop-minitest in RuboCop by @tnir in #417
• Enable rubocop-rake in RuboCop by @tnir in #418
• remove has_rdoc from fixtures by @ahorek in #356
• Bump to 2.0.0.pre by @tnir in #420
• Build a pre-version gem and publish to Packages (for testing purpose only) by @tnir in #421
• Get rid of hardcoded paths by @ahorek in #419
• Drop RubyGems 1.8.24 and earlier by @tnir in #423
• Bump ruby from 2.4.3 to 3.1.2 (in Dockerfile) by @dependabot in #390
• Prettier JavaScript files by @tnir in #431
• Enable Prettier for JS files on Actions by @tnir in #432
• Enable Prettier for CSS files on Actions by @tnir in #433
• Prepare 2.0.0.rc.1 by @tnir in #436

New Contributors

• @ahorek made their first contribution in #363
• @deivid-rodriguez made their first contribution in #365
• @skaes made their first contribution in #384
• @dependabot made their first contribution in #390

Full Changelog: v1.4.1...v2.0.0 or since 1.5.0, see v1.5.0...v2.0.0