1. A method comprising: receiving, with a computing device, an identification of a ware type corresponding to a surface; automatically configuring, with the computing device, an environment in which to capture a digital image of the surface based on the identification of the ware type; receiving, with the computing device, the digital image of a surface; calculating a luminosity value for the surface from the digital image; and determining, with the computing device, a cleanliness value for the surface from the calculated luminosity value.