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import { validateJwt } from "https://deno.land/x/djwt/validate.ts";import {  makeJwt,  setExpiration,  Jose,  Payload,} from "https://deno.land/x/djwt/create.ts";import { Fastro, FastroRequest } from "../mod.ts";
const key = "secret";
function createJwt() {  const payload: Payload = {    iss: "joe",    exp: setExpiration(new Date().getTime() + 60000 * 100),  };  const header: Jose = {    alg: "HS256",    typ: "JWT",  };  return makeJwt({ header, payload, key });}
const plugin = function validateToken(req: FastroRequest) {  const token = req.headers.get("token");  if (token) {    const valid = validateJwt(token, key, { isThrowing: false });    req.valid = valid;  }};
const server = new Fastro();
server  .use(plugin)  .post("/", (req) => {    const jwt = createJwt();    req.send({ token: jwt });  })  .get("/", async (req) => {    const valid = await req.valid;    if (!valid) return req.send("invalid", 401);    return req.send(valid);  });
await server.listen({ port: 8000 });