feat: add browsers flag

[yannbf]

This adds the possibility to set browsers via CLI such as:

yarn test-storybook --browsers webkit firefox

📦 Published PR as canary version: 0.0.3-canary.55.c9e2fe2.0

✨ Test out this PR locally via:

npm install @storybook/test-runner@0.0.3-canary.55.c9e2fe2.0
# or 
yarn add @storybook/test-runner@0.0.3-canary.55.c9e2fe2.0

Version

Published prerelease version: v0.0.3-next.6

Changelog

🐛 Bug Fix

• feat: add browsers flag #55 (@yannbf)
• fix: add file location to eject error message #57 (@yannbf)
• feat: add eject command #54 (@yannbf)
• Test-runner file for hook configuration #53 (@shilman)
• feat: add update snapshot command to cli #52 (@yannbf)
• fix: improve error message in start-storybook #51 (@yannbf)
• Respect stories defined in main.js #46 (@yannbf)

Authors: 2

• Michael Shilman (@shilman)
• Yann Braga (@yannbf)