* WIP Product Gallery: Add the Thumbnails block
* Product Gallery Thumbnails: Add block settings
* Add template for the Product Gallery block
* Add template for the Product Gallery block. Add the rest of the files.
* Product Gallery Thumbnails: Add context settings sharing between the Product Gallery and Thumbnails block.
* Product Gallery Thumbnails: Add UI functionality and frontend functionality. Add settings for the Thumbnails in both places - Product Gallery and the Thumbnails block.
* Product Gallery Thumbnails: Move the static template ouside of the component
* Make sure the context is set before accesing the array values
* Product Gallery Thumbnails: Move the setGroupAttributes() function outside of the component
* Product Gallery Thumbnails: Fix TS errors
* Product Gallery Thumbnails: Update the Features Flags and Experimental Interfaces doc
* Product Gallery Thumbnails: Fix TS error
* Product Gallery Thumbnails: Remove unused stylesheet
* Product Gallery Thumbnails: Fix TS errors
* Product Gallery Thumbnails: Remove unused context and fix the thumbnails bottom position styling on the frontend.
* Product Gallery Thumbnails: Allow the user to move the horizontal thumbnails above the large image and don't overwrite that automatically
* Product Gallery Thumbnails: Add code comments and remove the incorrect conditional check when moving thumbnails up and down
* Product Gallery Thumbnails: Fix the eslint dependency error
* Product Gallery Thumbnails: Refactor Product Gallery edit code and move the logic to a utils file
* Product Gallery Thumbnails: Update the utils file
* Product Gallery Thumbnails: Update the utils file. Fix comment indentation
* Product Gallery Thumbnails: Fix undefined variable html when only 1 product image is set
* Product Gallery: Rename clientId to productGalleryClientId
* Product Gallery Thumbnails: Combine the useEffect code having the same dependencies
* Product Gallery Thumbnails: Combine all useEffect code together
* Product Gallery Thumbnails: Add a ThumbnailsPosition enum
* Product Gallery Thumbnails: Update the thumbnailsPosition to an enum
* Product Gallery Thumbnails: Fix TS errors
* Product Gallery Thumbnails: Fix TS errors
* Product Gallery Thumbnails: Add missing dependency
* Product Gallery Thumbnails: Uppercase the enum and fix the thumbnails position bug when initially adding the Product Gallery block
* Product Gallery: Add crop, zoom and full-screen settings
* Product Gallery Thumbnails: Replace ts-ignore with ts-expect-error
* Product Gallery Thumbnails: Replace ts-ignore with ts-expect-error
* Product Gallery Thumbnails: Revert back to ts-ignore
* Product Gallery: Add an new block base code
* Product Gallery: Add experimental flag
* Product Gallery: Move the block from registerBlockType to registerBlockSingleProductTemplate
* Product Gallery: Update icon