feat: localize videos (#42869)

* refactor: separate out VideoPlayer component

* feat: support bilibili videos

* feat(client): allow localized videos to be shown

* fix: remove add subtitles CTA

* feat: add locale ids for Why Program?

client/src/redux/prop-types.ts

@@ -183,6 +183,17 @@ type Required = {
   src: string;
   crossDomain?: boolean;
 };
+export interface BilibiliIds {
+  aid: string;
+  bvid: string;
+  cid: string;
+}
+
+export interface VideoLocaleIds {
+  espanol?: string;
+  italian?: string;
+  portuguese?: string;
+}
 
 export type ChallengeNodeType = {
   block: string;
@@ -213,6 +224,8 @@ export type ChallengeNodeType = {
   translationPending: boolean;
   url: string;
   videoId: string;
+  videoLocaleIds?: VideoLocaleIds;
+  bilibiliIds?: BilibiliIds;
   videoUrl: string;
 };