v0.4201.1

What's Changed

• refactor(test): helper_test.go as a useful example by @canstand in #410
• feat: RunOptions can specifying output/error streams (close #226) by @canstand in #426
• docs: add Dockerfile example by @canstand in #424
• refac(test): cleanup and add AssertToBeGolden for visual comparison by @canstand in #429
• fix: correctly handle failed navigation by @canstand in #428

Full Changelog: v0.4201.0...v0.4201.1