import { saveContentToFile } from "https://deno.land/x/hono@v4.2.7/helper/ssg/index.ts";
type
() => Promise<string | undefined>
data: Promise<{ routePath: string; content: string | ArrayBuffer; mimeType: string; } | undefined>,
fsModule: FileSystemModule,
outDir: string,
extensionMap?: Record<string, string>,