method Command.prototype.actionimport { Command } from "https://deno.land/x/ndeno@v2.0.4/src/deps.ts"; action(fn: ActionHandler<TCommandOptions, TCommandArguments, TCommandGlobals, TParentCommandGlobals, TCommandTypes, TCommandGlobalTypes, TParentCommandTypes, TParentCommand>): thisSet command callback method. Parametersfn: ActionHandler<TCommandOptions, TCommandArguments, TCommandGlobals, TParentCommandGlobals, TCommandTypes, TCommandGlobalTypes, TParentCommandTypes, TParentCommand>Command action handler. Returnsthis