add manual authsession admin endpoint

import { Router } from "express";

import { prisma } from "./prisma.js";

import { AuthSession } from "../controllers/AuthSession.js";

import { APub } from "./apub/utils.js";

const app = Router();

  next();

});

/**

 * Create AuthSession for specified handle and send verification code to user

 * The created session is returned as a response

 * Used for live testing DMs

 */

app.post("/create_auth_for", async (req, res) => {

  if (

    !req.query.handle ||

    typeof req.query.handle !== "string" ||

    req.query.handle.indexOf("@") <= 0

  ) {

    res.status(400).send("?handle is not valid (localpart@instance.domain)");

    return;

  }

  const [localpart, instance] = req.query.handle.split("@");

  const session = await AuthSession.create(`${localpart}@${instance}`);

  try {

    await APub.sendDM(session);

  } catch (e) {

    console.error("/create_auth_for failed for " + req.query.handle, e);

    await prisma.authSession.delete({ where: { id: session.id } });

    res.status(500).send("Failed to send DM: " + e);

  }

  res.status(201).json({ success: true, session });

});

app.get("/status", async (req, res) => {

  const completed = await prisma.fediverseUser.count({

    where: {