v0.8.0

What's Changed

• Make the Clamp laws exercise the origins an allowance keeps by @russwyte in #57
• Prove the MCP Apps sandbox in real browsers with Chekhov (S2) by @russwyte in #58
• Add the MCP Apps host kit, and let the page only frame by @russwyte in #59
• Pin ascent-dom-facade to its 0.10.0 release by @russwyte in #60
• Revalidate the pinned sbt-zipx snapshot in every job by @russwyte in #61

Full Changelog: v0.7.1...v0.8.0