v0.3.18

What's Changed

• feat: leaf expression markers — recovery reads authored leaves, never guesses by @hussainsultan in #305
• fix: recover join leaves poisoned by internal _bsl_jk temporaries by @hussainsultan in #304
• Refuse raw output from definition-side semantic expressions by @hussainsultan in #306

Full Changelog: v0.3.17...v0.3.18