type alias BackgroundFillimport { type BackgroundFill } from "https://deno.land/x/grammy@v1.29.0/types.web.ts"; This object describes the way a background is filled based on the selected colors. Currently, it can be one of BackgroundFillSolid BackgroundFillGradient BackgroundFillFreeformGradient definition: BackgroundFillSolid | BackgroundFillGradient | BackgroundFillFreeformGradient