- Added `createMaskedPixelReplacementSource` function to handle pixel replacement using inpainting.
- Introduced `buildInpaintBundle` to prepare inpainting data including mask generation and validation.
- Created utility functions for mask operations such as `applyMaskedContentModeToRgba`, `expandRectWithinBounds`, and others for mask manipulation.
- Developed tests for inpainting preparation and mask raster utilities to ensure functionality and correctness.
- Implemented mask raster operations including inversion, feathering, blurring, and more.
- Updated BottomControlsIsland for improved layout and styling.
- Refactored LayersSheet to enhance usability and visual consistency.
- Modified ToolOverlay for better tool selection experience.
- Improved BrushControls with new ColorPicker and Slider components.
- Enhanced PanControls and TransformControls for better user interaction.
- Updated ZoomControls for consistent button sizes and styles.
- Introduced new styles for bottom controls in styles.ts and index.css.
- Added BottomControlColorPicker, BottomControlSelectMenu, and BottomControlSlider components for better modularity and reusability.
- Refactor LayersSheet component to support mask editing state and improve layer visibility handling.
- Introduce functions to collect mask layer IDs and count display layers excluding masks.
- Update BrushControls to include mask view mode options and a Done button for exiting mask editing.
- Modify brush session handling to support brush previews when editing masks.
- Implement a new BrushPreviewRenderer for rendering brush strokes with visual feedback.
- Add document geometry utilities for transforming points and resolving layer bounds.
- Ensure proper cleanup of brush preview on pointer leave and other interactions.
