android Release 3.30.0

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Planned RC1: 27th June Planned Release date: 4th July

Bump (do this when creating new roadmap)

[x] create milestone
[x] check if stable server version in drone.yml needs to be updated
[x] bump version in MainApp
- [x] OUTDATED_SERVER_VERSION according https://github.com/nextcloud/server/wiki/Maintenance-and-Release-Schedule (e.g. NC12)
- [x] change if needed https://docs.nextcloud.com/server/latest/admin_manual/installation/system_requirements.html#mobile-apps
- [ ] add these versions to changelog
[x] App
- [x] check if code is outdated due to last supported server version @NextcloudServer annotation
- [x] remove support for server older MINIMUM_SUPPORTED_SERVER_VERSION
- [x] lower minimum version for FileUploader:useFilesUploadWorker(…)
[x] Library
- [x] check if code is outdated due to last supported server version @NextcloudServer annotation
- [x] remove support for server older MINIMUM_SUPPORTED_SERVER_VERSION
[x] check if oldest Android version is EOL by Google and user usage <= 0.5% and drop it if so
- [x] search for usage of Build.VERSION_CODES.xy
- [x] announce it in changelog

Create stable-x.y branch & use it for release (when releasing RC1)

[x] create branch stable-x.y
- [x] enable branch to be analyzed on codacy
[x] change on App
- [x] getBranchName.sh
- [x] analysis-wrapper.sh
- [x] check that transifex bot still works
[x] change on Lib
- [x] create branch stable-2.x
- [x] enable branch to be analyzed on codacy
- [x] getBranchName.sh
- [x] analysis-wrapper.sh
[x] Update version on master to next major version

Test app with all supported Android version

All tests on

RC1

[x] Bump version code in build.gradle file
[x] add what's new slides
[x] replace screenshots (https://github.com/nextcloud/screenshots/tree/master/android/phone)
[x] release new library version with rc-2.x.y-01 tag & use this is in app
[x] release new SSO if needed
[x] Verify that the new version number is shown in settings
[x] Verify that logging is enabled
[x] add $version.txt to /fastlane/metadata/android/en-US/changelogs/ to support GPlay version info
[x] release with fastlane: creates GH release, uploads to Gplay, creates Gitlab MR for F-Droid
[x] Verify that it is shown on F-Droid (within 24h)
[x] inform marketing about changelog and expected release date

Final Release, after two weeks time (max) of latest RC release

[x] Bump version code in build.gradle file
[x] set library to final tag
[x] Verify that the new version number is shown in settings
[x] Verify that logging is disabled
[x] Test that what's new is shown correctly on upgrade
[x] add $version.txt to /fastlane/metadata/android/en-US/changelogs/ to support GPlay version info
[x] release with fastlane: creates GH release, uploads to Gplay, creates Gitlab MR for F-Droid
[ ] Verify that it is shown on F-Droid (within 24h)

After release

x.y-1
- [x] delete stable-x.y-1 branch
x.y
- [x] create milestone x.y.1
- [x] schedule x.y.1 RC1 3 weeks after stable, release ~4 weeks
- [x] create overview issue
x.y+1
- [x] create milestone x.y+1
- [x] create overview issue & adjust date, handle bumps