Deleted documentation files related to automatic mask loading. Cleaned up and streamlined comments across Canvas.js, CanvasInteractions.js, CanvasLayers.js, CanvasView.js, MaskTool.js, mask_utils.js, and example scripts for improved clarity and maintainability. No functional changes to core logic.
Introduces functionality for automatically applying predefined masks in the ComfyUI mask editor. Adds new API methods and utilities in Canvas.js and mask_utils.js, including support for sending a clean image, handling both new and old mask editors, and flexible mask formats. Includes documentation, usage examples, and helper functions for mask processing and error handling.
