WIP: Homepage Relaunch - MVP - main branch

Rearrangement of homepage:

• According to this template
• and VCs 2022-02-11 ff.

Links:

• 👉 Review here
• 👉 Some sources to edit:
  • Main menu
  • Title content
  • Front page/main part
  • How-to-use page(s)

Note:

• Please try to raise potentially complex discussions in issues, and sort them to milestones.
• This branch is protected. For changes, please open a new branch from here and merge to this one when ready.
• There was a lengthy list of open issues here, archived in #208 (closed).