v10.0.0

• Template tag syntax: subscript\a + b`(ctx)` with interpolation support
• Jessie preset: metacircular JS subset (parses itself)
• ASI (automatic semicolon insertion) support
• async/await, import/export, try/catch/finally
• Control flow: if/else, for, while, do-while, switch
• Classes, destructuring, rest/spread
• Units: 12px, 3em, regex literals
• bundle utility for self-contained builds
• Statements / keywords registration API

Full Changelog: v9.0.0...v10.0.0