v0.1.0-alpha.4

What's Changed

• feat(playground): move playground to private packages by @tjdav in https://github.com/dooksajs/core/pull/24
• Create app server for ci by @tjdav in https://github.com/dooksajs/core/pull/25
• Setup e2e for components by @tjdav in https://github.com/dooksajs/core/pull/26

Full Changelog: v0.1.0-alpha.3...v0.1.0-alpha.4