Refactor reactions / hand raised to use rxjs and start ordering tiles based on hand raised. (#2885)

* Add support for using CallViewModel for reactions sounds.

* Drop setting

* Convert reaction sounds to call view model / rxjs

* Use call view model for hand raised reactions

* Support raising reactions for matrix rtc members.

* Tie up last bits of useReactions

* linting

* Update calleventaudiorenderer

* Update reaction audio renderer

* more test bits

* All the test bits and pieces

* More refactors

* Refactor reactions into a sender and receiver.

* Fixup reaction toggle button

* Adapt reactions test

* Tests all pass.

* lint

* fix a couple of bugs

* remove unused helper file

* lint

* finnish notation

* Add tests for useReactionsReader

* remove mistaken vitest file

* fix

* filter

* invert

* fixup tests with fake timers

* Port useReactionsReader hook to ReactionsReader class.

* lint

* exclude some files from coverage

* Add screen share sound effect.

* cancel sub on destroy

* tidy tidy

src/reactions/index.ts

@@ -181,3 +181,23 @@ export const ReactionSet: ReactionOption[] = [
     },
   },
 ];
+
+export interface RaisedHandInfo {
+  /**
+   * Call membership event that was reacted to.
+   */
+  membershipEventId: string;
+  /**
+   * Event ID of the reaction itself.
+   */
+  reactionEventId: string;
+  /**
+   * The time when the reaction was raised.
+   */
+  time: Date;
+}
+
+export interface ReactionInfo {
+  expireAfter: Date;
+  reactionOption: ReactionOption;
+}