0.294.0

Features

• Review unused assets before deleting them (#6245)
• Create Content Blocks from MDX files (#6234)
• Use a dark theme in the Builder with refreshed interface colors (#6257)

Fixes

• Warn when the CLI runs on an unsupported Node.js version (#6201)
• Restore scoped descendant selectors (#6195)
• Restore responsive screenshots after preview restarts (#6205)
• Show more detail when preview capture fails (#6206)
• Reduce discovery work for authored fragments (#6203)
• Improve MCP reliability across project workflows (#6222)
• Avoid registry throttling during Builder E2E tests (#6231)
• Make recovered project settings commits visible (#6236)
• Preserve pasted assets when transferring them between deployments (#6228)
• Create page templates without requiring a title (#6240)
• Retry bulk style deletions after conflicts (#6255)
• Use the available package manager for previews (#6251)
• Preserve read-only guides and publish targets (#6266)
• Close navigation overlays when following anchor links (#6244)
• Use a writable npm cache for previews (#6272)
• Verify the published CLI before deploying Builder releases (#6282)
• Restore the login background gradient (#6286)
• Unify the dashboard background (#6287)

Documentation

• Reduce documentation image sizes (#6253)
• Document MDX-backed Content Blocks (#6273)

Other changes

• Skip resources in statically hidden sections (#6233)
• Renew the wstd.dev certificate (#6256)
• Simplify browser testing infrastructure (#6271)
• Organize Builder development and test tooling (#6285)

Full Changelog: 0.293.0...0.294.0