1const html = await Deno.readTextFile("index.html"); 2const url = Deno.env.get("API_URL") ?? "/"; 3await Deno.remove("dist", { recursive: true }).catch(() => {}); 4await Deno.mkdir("dist"); 5await Deno.writeTextFile("dist/index.html", html.replaceAll("__API_URL__", url));