Check if Nutrition OCR values match product values

[teolemon]

Check if regexed values for nutrition match stored values. Try to alert in Slack if not. Not to be run in a batch process, I guess, but rather as we receive new images.

[teolemon]

There's the new model being integrated, as well as a REGEX based one.
We could run both, and be able to return both.
model=regex / model=ml