40470 Reland: implement build bundle with assemble (cla: yes, team, tool)

40472 Dont kill other processes when starting desktop application (cla: yes, tool)

40555 [Docs] Add missing trailing comma to stateful_widget_scaffold_center template (cla: yes, team)

40566 Remove CupertinoSystemColors in favor of CupertinoColors (cla: yes, f: cupertino, framework, severe: API break)

40587 Add an ephemeral directory for Linux (cla: yes, tool)

40607 New overview for animations library (a: animation, cla: yes, d: api docs, d: examples, framework, from: study, waiting for tree to go green)

40608 Add the option to configure a chip check mark color (cla: yes, f: material design, framework)