Create lessons component in module

Display a list of lessson assets with option to download

Add tracking to page, GTM or smth like that

Adde storybook to project

Render a list of homework taks related to single lessson
-mark a homework as a done
-add a response to homework taks

All strings must be translated to english and polish. Goal is to open source it for world.

When the lesson is blocked:
-show and overlay on top of the lesson in the list, with lock icon and button which will redirect to the page where you can buy it
-api should return blocked: boolean for every the lesson on the list
-api should return type: 'DEMO' | 'STANDARD' for the whole course
-api should return purchase_url: string for the whole course

Create support for pwa.

As a user of students-app I could see new notifications:

• after click notifications icon (https://material.io/resources/icons/?search=notification&icon=notifications&style=baseline) I should see the window with all notifications
• API should return notification object as an object with fields
  { unread: number, notifications: [{ id: string, title: string, text: string, url: string, created: string, label: 'new' | 'important' }]}
• When there are unread notifications on the icon should be a red badge
• After clicking on single notification user should see details of the notification

Prepare some mockups for mobile/tablets/desktop

-password change
-email change

Mostly add typings for modules, lessons, courses. Get ridd off all any statements.

Try to create some e2e tests

https://github.com/typicode/husky

Try to create one united error handling
Should we use modals, inline, or error page

Create simple auth for app

Component of single lesson