MR 1: Merge upstream v6.712 changes

Description

This MR contains upstream changes from 6650f8f6 to bec88547.

The changes will be split to multiple MRs. More to expect in the future MRs.

Tests

./gradlew clean assembleDebug test

Issues

https://gitlab.e.foundation/e/os/backlog/-/issues/2739

10 commandments of code reviews

👪 ❤ https://gitlab.e.foundation/internal/wiki/-/wikis/mobile-team/guidelines/Code-review

Summary by CodeRabbit

Release Notes

• New Features

  • Introduced a new suite of unit tests for the SettingsImporter, ensuring robust error handling and correct parsing of settings.
  • Added documentation for F-Droid build setup and release processes.

• Bug Fixes

  • Removed outdated test file that could lead to confusion.

• Documentation

  • Added templates and guidelines for documenting architectural decisions (ADRs).
  • Updated the README for ADRs to clarify their purpose and structure.

• Chores

  • Updated versioning in the build configuration.