[Platform] Add desktop support

[isfaaghyth]

• Add swing deps
• Create composable main application method
• Add task on workflows

[github-actions]

Code Coverage

File	Coverage [40.07%]	❌
app/src/androidMain/kotlin/id/gdg/app/MainActivity.kt	0.00%	❌
app/src/commonMain/kotlin/id/gdg/app/AppContent.kt	0.00%	❌
app/src/commonMain/kotlin/id/gdg/app/AppViewModel.kt	98.53%	✅
app/src/commonMain/kotlin/id/gdg/app/ui/screen/MainScreen.kt	0.00%	❌
app/src/commonMain/kotlin/id/gdg/app/ui/screen/content/PreviousEventContent.kt	0.00%	❌
app/src/commonMain/kotlin/id/gdg/app/ui/screen/uimodel/EventContent.mapper.kt	0.00%	❌
app/src/commonMain/kotlin/id/gdg/app/ui/state/ChapterUiModel.kt	100.00%	✅
app/src/commonMain/kotlin/id/gdg/app/ui/state/partial/PreviousEventsUiModel.kt	85.71%	✅
app/src/desktopMain/kotlin/id/gdg/app/main.kt	0.00%	❌
gdg-chapter/src/desktopMain/kotlin/id/gdg/chapter/data/chapter.datastore.desktop.kt	0.00%	❌
gdg-events/src/commonMain/kotlin/id/gdg/event/domain/mapper/mapper.kt	72.41%	❌
gdg-events/src/commonMain/kotlin/id/gdg/event/model/EventModel.kt	100.00%	✅

Total Project Coverage	27.86%	❌