Normalize app architecture

android/app/build.gradle

android/gradle.properties

assets/translations/en.json

assets/translations/fr.json

fastlane/metadata/android/en-US/changelogs/58.txt

fastlane/metadata/android/fr-FR/changelogs/58.txt

lib/config/activity_page.dart

lib/config/default_global_settings.dart

lib/config/screen.dart

lib/config/theme.dart

lib/cubit/activity_cubit.dart

lib/cubit/activity_state.dart

lib/cubit/data_counts_by_day_cubit.dart

lib/cubit/data_counts_by_day_state.dart

lib/cubit/data_counts_by_hour_cubit.dart

lib/cubit/data_counts_by_hour_state.dart

lib/cubit/data_discoveries_cubit.dart

lib/cubit/data_discoveries_state.dart

lib/cubit/data_heatmap_cubit.dart

lib/cubit/data_heatmap_state.dart