Meratyn tile + service proxy.
  Passthrough: /opm/<dataset>/<z>/<x>/<y>.png
    Datasets: mars-mola-gray, mars-mola-color-noshade, mars-viking-mdim21, moon-hillshaded-albedo, mars-mola-color, mars-hillshade
  Reprojected WMS: /wms/<dataset>/<z>/<x>/<y>.png
    Datasets: pluto-mosaic, venus-magellan-color, titan-cassini, pluto-color, ganymede-galileo-voyager, charon-mosaic, mercury-messenger-color, europa-galileo-voyager, titan-hisar, callisto-galileo-voyager, venus-magellan, io-galileo-color, mercury-messenger
  OpenAerialMap search: /oam/meta?bbox=...&limit=...
  Source Cooperative metadata: /source-coop/products/... , /source-coop/feed
  Colombia catalogs: /colombia/themes , /colombia/colombia-en-mapas , /colombia/datos-abiertos
  GitHub raw vector fallback: /github-raw?url=https%3A%2F%2Fgithub.com%2F...%2Fraw%2F...
  Mapillary graph: /mapillary/graph/<images|image_ids|<id>/tiles>
  PMTiles range proxy: /pmtiles/<name>.pmtiles (Range header required)