comp image server

  /healthz                 per-source counts and disk free
  /img/<source>/<key>      the image (extension resolved for you)
  /r?u=<image_url>         302 to the image for a pricecharting/SCP url

sources: scp_catalog, ebay, fanatics, tcgplayer_catalog

examples
  /img/scp_catalog/3108997300ae3e33f70d
  /img/ebay/206162825097
  /r?u=https%3A//storage.googleapis.com/images.pricecharting.com/abc/240.jpg

read-only; GET and HEAD only.