[1] refactor: install steps (#485) (marcoscaceres著, ) <https://github.com/w3c/manifest/commit/e0906abde1fa4286526ecf866ee59856e3914716>
[2] feat: define application life-cycle task source (#518) (marcoscaceres著, ) <https://github.com/w3c/manifest/commit/b7c0f15cc6d3122160faac4814c3e70772ea4e1e>