v7.0.0-beta.38

Features

• CLI: Generate main config with default exports #20797

Bug Fixes

• CLI: Only add dependencies on sb init if they do not exist #20811
• CLI: Install prerelease of @storybook/testing-library in CLI starters #20819

Dependency Upgrades

• Update lazy-universal-dotenv & regen lockfile #20832
• Instrumenter: Remove unused core-js dependency #20831