Heron v145

What's Changed

• Stub message reactor profiles when saving by @tunjid in #1564
• Check text ranges when building annotated strings by @tunjid in #1568
• Add app level ui state holder got app scaffold state by @tunjid in #1569
• Implement immersivity on supporting platforms by @tunjid in #1570
• Add stable platform insets regardless of levels of immersion by @tunjid in #1571
• Make GalleryScreen immersive by @tunjid in #1572
• Semantic fixes in app level state holders by @tunjid in #1573
• Streamline image size buckets by @tunjid in #1574
• Media metadata by @tunjid in #1575
• Fix PoppableDestinationTopAppBar flashing after navigation events are… by @tunjid in #1576

Full Changelog: 3.0.8...3.0.9