Better typing.

server/lib/routers/index.ts

@@ -1,24 +1,15 @@
 import type { NextFunction, Request, Response } from 'express'
 import { initWebchatRouter } from './webchat'
 
-type InitRoutersOptions = Pick<RegisterServerOptions, 'settingsManager' | 'getRouter' | 'peertubeHelpers'>
+async function initRouters (options: RegisterServerOptions): Promise<void> {
+  const { getRouter } = options
 
-async function initRouters ({
-  settingsManager,
-  getRouter,
-  peertubeHelpers
-}: InitRoutersOptions): Promise<void> {
   const router = getRouter()
   router.get('/ping', (req: Request, res: Response, _next: NextFunction) => res.json({ message: 'pong' }))
 
-  router.use('/webchat', await initWebchatRouter({
-    getRouter,
-    peertubeHelpers,
-    settingsManager
-  }))
+  router.use('/webchat', await initWebchatRouter(options))
 }
 
 export {
-  InitRoutersOptions,
   initRouters
 }