function extendKeyMapimport { extendKeyMap } from "https://deno.land/x/fresh_images@v0.3.0/mod.ts"; extendKeyMap(keymap: Record<string, string>): KEYMAPAllow extending the default keymap with custom parameters. Parameterskeymap: Record<string, string>Pair of short and full parameter names to extend the default keymap with. ReturnsKEYMAPExtended keymap