* platform image providers
* use key
* fix cache manager
* more logs, cancel on dispose instead
* split into separate files
* fix saving to cache
* cancel multi-stage provider
* refactored `getInitialImage`
* only wait for disposal for full images
* cached image works
* formatting
* lower asset viewer ram usage
---------
Co-authored-by: Alex <alex.tran1502@gmail.com>
