3.9.0

• Migrated to null safety
• Updated multiple underlying dependencies
• Rebuilt iOS podfile
• Upgraded to new Android plugins APIs for flutter

What's Changed

• Timezone support by @bhl09 in #209
• Flutter format & Android code clean up by @bhl09 in #214
• Project Hierarchy Update & Cleanup by @bhl09 in #215
• Bug fix when adding new calendar. by @Pranjal2041 in #232
• Allow events to be shown as Busy or Free. by @laura-digio in #230
• Enable threading (Android) for better performance by @tcd93 in #222
• Changing Availability to Enum by @carlosDigio in #238
• Tidying up channel method calls in dart by @nickrandolph in #239
• Enable threading (Android) for createOrUpdateEvent() by @tcd93 in #240
• Formatting for event by @nickrandolph in #244
• iOS daysOfWeek by @blehr in #243
• Removing duplicate code in event.dart by @carlosDigio in #247
• added enable proguard when building release version to README by @Plateria in #253
• add deleteCalendar() function by @nicolashaan in #278
• only use Android activity for permissions request by @matejdro in #275
• Forced null safety by @thomassth in #287
• Timezone implementation by @andzejsw in #297
• Changelog updated by @nickrandolph in #306
• Make timezone database initialization optional by @kightsonsanom in #314
• Correct attendance status json key by @kightsonsanom in #313
• Event.fromJson 'start'-key assignment fixed by @severin13 in #316
• Add location and url to constructor by @cjohnson19 in #319
• iOS Source fallbacks and re-add url parameter by @rmtmckenzie in #311
• Feat: v2 embedding by @diegog-sf in #327
• Revert duplicated item by @thomassth in #336
• iOS fixes by @thomassth in #304
• Updated pubspec.yaml dependencies to latest by @andzejsw in #344
• Using Github Actions by @thomassth in #347
• Update README.md by @thomassth in #349
• Clean up by @thomassth in #351
• Updating CI/CD by @thomassth in #352
• pub cache location fix by @thomassth in #353
• Set default Availability to Busy, and minor fixes by @thomassth in #354
• using secrets by @thomassth in #357
• Fix for flutter test by @thomassth in #358
• final prep by @thomassth in #359
• Redo flutter publish by @thomassth in #365
• Redo Publish part 2 by @thomassth in #366

New Contributors

• @Pranjal2041 made their first contribution in #232
• @laura-digio made their first contribution in #230
• @tcd93 made their first contribution in #222
• @carlosDigio made their first contribution in #238
• @blehr made their first contribution in #243
• @Plateria made their first contribution in #253
• @nicolashaan made their first contribution in #278
• @matejdro made their first contribution in #275
• @andzejsw made their first contribution in #297
• @kightsonsanom made their first contribution in #314
• @severin13 made their first contribution in #316
• @rmtmckenzie made their first contribution in #311
• @diegog-sf made their first contribution in #327

Full Changelog: v3.1.0...3.9.0