Authentication token generation WIP (#98)

You can now generate links to join chatrooms with your current user. This can be used to create Docks in OBS for example. This could also be used to generate authentication token to join the chat from 3rd party tools.

conversejs/builtin.ts

@@ -12,7 +12,7 @@ import {
   remoteRoomAnonymousParams,
   remoteRoomAuthenticatedParams
 } from './lib/converse-params'
-import { getLocalAuthentInfos } from './lib/auth'
+import { getLocalAuthentInfos, getLivechatTokenAuthInfos } from './lib/auth'
 import { randomNick } from './lib/nick'
 import { slowModePlugin } from './lib/plugins/slow-mode'
 import { windowTitlePlugin } from './lib/plugins/window-title'
@@ -120,7 +120,12 @@ async function initConverse (
   // OIDC (OpenID Connect):
   const tryOIDC = (initConverseParams.externalAuthOIDC?.length ?? 0) > 0
 
-  const auth = await getLocalAuthentInfos(authenticationUrl, tryOIDC, peertubeAuthHeader)
+  let auth
+  if (chatIncludeMode === 'chat-only') {
+    // In this mode, we can check if there is a token in the url.
+    auth = getLivechatTokenAuthInfos()
+  }
+  auth ??= await getLocalAuthentInfos(authenticationUrl, tryOIDC, peertubeAuthHeader)
 
   if (auth) {
     if (!isRemoteChat) {