feat: Support for OpenID Connect (#2431)

* feat: Add OpenID Connect support, speed up docker rebuilds

* fix: Switch Google Cloud API URL to v1

* chore: Remove redux-oidc and use our own components instead

platform/viewer/src/appInit.js

@@ -13,11 +13,10 @@ import {
   ViewportGridService,
   HangingProtocolService,
   CineService,
+  UserAuthenticationService,
   // utils,
 } from '@ohif/core';
 
-// TODO -> this feels bad.
-
 /**
  * @param {object|func} appConfigOrFunc - application configuration, or a function that returns application configuration
  * @param {object[]} defaultExtensions - array of extension objects
@@ -60,6 +59,7 @@ function appInit(appConfigOrFunc, defaultExtensions) {
     ViewportGridService,
     HangingProtocolService,
     CineService,
+    UserAuthenticationService,
   ]);
 
   /**
@@ -75,13 +75,16 @@ function appInit(appConfigOrFunc, defaultExtensions) {
   // TODO: We no longer init webWorkers at app level
   // TODO: We no longer init the user Manager
 
+  if (!appConfig.modes) {
+    throw new Error('No modes are defined! Check your app-config.js');
+  }
+
   // TODO: Remove this
   if (!appConfig.modes.length) {
     appConfig.modes.push(window.longitudinalMode);
     // appConfig.modes.push(window.segmentationMode);
   }
 
-
   return {
     appConfig,
     commandsManager,