feat(dashboard): improve quick actions visual hierarchy#26

fulleni merged 2 commits intomainflutter-news-app-full-source-code/flutter-news-app-web-dashboard-full-source-code:mainfrom

refactor_dashboard_ui_polishflutter-news-app-full-source-code/flutter-news-app-web-dashboard-full-source-code:refactor_dashboard_ui_polishCopy head branch name to clipboard