- Implemented StageBackgroundView class for managing sky and plain backgrounds in the stage.
- Added functionality to set background type and color, bind camera, and apply themes.
- Created test_phase19_plain_background.gd to validate plain background behavior and migration.
- Developed test_phase19_starter_chooser_layout.gd to ensure proper layout and functionality of the starter chooser.
- Included visual capture tests for UI elements and interactions.
- Introduced a new UI/UX specification document for the Phase 19 Starter Scene Composition, detailing user paths, composition rules for Town Street and Living Room, camera framing, and observable acceptance outcomes.
- Implemented a visual capture test for different sky states in the sandbox stage, ensuring proper rendering and visual consistency.
- Created a comprehensive test suite for the Phase 19 starter scene composition, validating scene loading, geometry, navigation, and interaction behaviors for both Town Street and Living Room.
- Added checks for visual alignment, object placements, and scene transitions to ensure adherence to the new UI/UX specifications.
- Implemented StageSurfaceColorDialog for custom color selection with live preview.
- Created StageBackgroundGround class for non-walkable scenery behind the set.
- Introduced StageRectSurface for shared rectangular geometry and tint preview.
- Added StageSurfacePreview for rendering surface previews.
- Developed comprehensive tests for surface color selection, rendering, and serialization.
ryan