- Added functions to manage sibling asset states and determine if PNG siblings should be hidden based on their context (video, audio, model3D).
- Refactored asset appending logic to utilize the new sibling hiding functionality.
- Updated the backend to prioritize image assets over video assets in the same stack group.
- Introduced a new execution asset buffer to manage job-related assets efficiently.
- Created tests for sibling hiding logic and execution asset buffer functionality.
