Merge branch 'editor-final-pages' into 'dp-platkova'

frontend/src/editor/Checklist/index.tsx

frontend/src/editor/ConclusionForm/index.tsx

frontend/src/editor/EditorPage/index.tsx

frontend/src/editor/ExerciseInformationForm/index.tsx

...tend/src/editor/FinalInformationForm/EmailChannelForm.tsx

.../src/editor/FinalInformationForm/ExerciseDurationForm.tsx

frontend/src/editor/FinalInformationForm/InfoChannelForm.tsx

frontend/src/editor/FinalInformationForm/ToolChannelForm.tsx

frontend/src/editor/FinalInformationForm/index.tsx

frontend/src/editor/IntroductionForm/index.tsx

frontend/src/editor/Navbar/index.tsx

frontend/src/editor/useEditorStorage.tsx

frontend/src/editor/utils.tsx

...itor/create/activity-specification/[activityId]/index.tsx

frontend/src/pages/editor/create/conclusion.tsx

frontend/src/pages/editor/create/final-information.tsx

frontend/src/router.ts