Add `app.manifest` to Samples app and templates

fix: Ensure imagebrush's source is updated when set

feat(CurrencyFormatter): Implement FormatDouble and ParseDouble

chore: Cleanup dead code

fix: Allow multiple reads of StorageFile

fix: make the SpeechRecognizer ask before recognition

chore(deps): bump Uno.UITest from 1.1.0-dev.32 to 1.1.0-dev.55

build: Remove workaround

docs: Update getting started documentation and add missing uid / alt text on the entire doc

Bumps [Uno.UITest](https://github.com/unoplatform/Uno.UITest) from 1.1.0-dev.32 to 1.1.0-dev.55.
- [Release notes](https://github.com/unoplatform/Uno.UITest/releases)
- [Changelog](https://github.com/unoplatform/Uno.UITest/blob/master/doc/release-procedure.md)
- [Commits](https://github.com/unoplatform/Uno.UITest/commits)

---
updated-dependencies:
- dependency-name: Uno.UITest
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: Ndependabot[bot] <support@github.com>

feat: Move linked/shared messaging files into a new package