c815313c

By: Michael Lynch <git@mtlynch.io>

Validate images during processing

Remove the ProcessableImage proof object and make the static and animated
processing operations validate their source before producing the fixed set of
variants for a file ID. This prevents callers from pairing an image type with
unrelated file names.
configuredevShellx86_64-linuxbackendbackend-devcheck-bashcheck-frontendcheck-go-formattingcheck-go-test-packagescheck-trailing-newlinecheck-trailing-whitespacedeploy-to-flydiagramdocker-imagee2e-testsgo-testsimport-from-tinybeansjs-testslint-sqllittle-momentslittle-moments-devx86_64-linux