Deprecation timeline of Nuvola 4 once Nuvola 5 is released

[jiri-janousek]

Once Nuvola 5 is released on the Day D, the deprecation of Nuvola 4 shall begin:

• [ ] Day D:
  • Nuvola 5 is released and announced.
  • Installation instructions redirect to Nuvola 5.
  • Nuvola 4 is still supported - bugfixes may continue.
• [ ] D + 2 months:
  • Nuvola 4 is deprecated via an in-app notification.
  • Nuvola 4 is still supported - bugfixes may continue.
• [ ] D + 6 months:
  • Nuvola is EOL via an in-app notification.
  • No more bug fixes.
  • https://dl.tiliado.eu/flatpak/nuvola.flatpakrepo is removed. (Nuvola 5 uses Flathub for stable releases and nuvola5.flatpakrepo for development.)
• [ ] D + 12 months:
  • https://dl.tiliado.eu/flatpak/nuvola/ is removed. (Nuvola 5 uses Flathub for stable releases and /flatpak/nuvola5/ for development.)