v0.12.2

What's Changed

• Support phpunit file entries in discovery by @chubes4 in #1710
• Fix PHPUnit config fallback file entries by @chubes4 in #1711
• Fix PHPUnit config fallback tuple discovery by @chubes4 in #1713
• Expose browser SDK materializer facade methods by @chubes4 in #1715
• Expose contained-site open in browser SDK by @chubes4 in #1716
• Refactor browser runtime SDK facade contract by @chubes4 in #1718
• Advertise front-page editor target by @chubes4 in #1719
• Support mu-plugin local package URLs by @chubes4 in #1720
• Stage local package URLs through browser blueprints by @chubes4 in #1721
• Guard browser PHP runner without a client by @chubes4 in #1723
• Wait for editor canvas content before screenshot by @chubes4 in #1724
• Consolidate browser SDK facade contract by @chubes4 in #1726
• Namespace editor-open artifacts by @chubes4 in #1727

Full Changelog: https://github.com/Automattic/wp-codebox/blob/v0.12.2/CHANGELOG.md