TextPainter throw with stack trace to help track down read-before-layout  by @LongCatIsLooong in https://github.com/flutter/flutter/pull/108571

Override PlaceholderDimensions equality operator to avoid unnecessary TextPainter re-layouts by @tgucio in https://github.com/flutter/flutter/pull/108623

Fix lerp to eccentric circle. by @gspencergoog in https://github.com/flutter/flutter/pull/108743

Fix ExpansionTile shows children background when expanded by @bleroux in https://github.com/flutter/flutter/pull/107834

Create containsSemantics to allow for partial matching of semantics in tests. by @pdblasi-google in https://github.com/flutter/flutter/pull/108573