* Deleted project file
* Add back SPM Package.resolved + .gitignore
* Generate project file on release builds
* Converge on single CI setup scripts within `ci_scripts/ci_common.sh`
* Fix unit tests
* Use new `ci_common/setup_github_actions_environment` setup script on all workflows
* Move lfs validation check to the pre-commit hooks. Remove validate-lfs github actions workflow
* Fix integration tests workflow
* Tweaks following code review
* Format the last message date correctly.
* Update room cell layout - fixes an issue where the longer the date got the smaller the last message width was.
