Offline usage (Progressive Web App)

[Gargamil]

User Story

As a:

Student

I want:

use geli course offline, but only in a "reading" mode, so i can access all data and information, which was at my last visit available.

so that:

Acceptance criteria:

• [ ] access courses offline in the last known state

Additional info:

Use some features of Progressive Web Apps

Estimated:

• 8 x 4hr

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Please tag this issue if you are sure to which tag(s) it belongs.

[PatrickSkowronek]

This Idea was last year rejected due to time constraints. I like it alot! @d89 and @utetrapp what do you think about it this year?

[dboschm]

here is a nice tutorial to create a angular PWA https://medium.com/@nsmirnova/creating-pwa-with-angular-5-part-2-progressifying-the-application-449e3a706129