Produces two Shiny inputs: {id}_upload (a fileInput) and {id}_paste (a
data-URL string set by paste.js). Combine them server-side with
latest_image_input().
Produces two Shiny inputs: {id}_upload (a fileInput) and {id}_paste (a
data-URL string set by paste.js). Combine them server-side with
latest_image_input().