Fix lints, move CallViewModel.test.ts. Fix audio renderer

src/state/CallViewModel/localMember/LocalMembership.ts

@@ -135,7 +135,8 @@ export const createLocalMembership$ = ({
   startTracks: () => Behavior<LocalTrack[]>;
   requestDisconnect: () => Observable<LocalMemberLivekitState> | null;
   connectionState: LocalMemberConnectionState;
-  sharingScreen$: Behavior<boolean | undefined>;
+  // Use null here since behavior cannot be initialised with undefined.
+  sharingScreen$: Behavior<boolean | null>;
   toggleScreenSharing: (() => void) | null;
 
   // deprecated fields
@@ -432,7 +433,7 @@ export const createLocalMembership$ = ({
   const sharingScreen$ = scope.behavior(
     connection$.pipe(
       switchMap((c) => {
-        if (!c) return of(undefined);
+        if (!c) return of(null);
         if (c.state$.value.state === "ConnectedToLkRoom")
           return observeSharingScreen$(c.livekitRoom.localParticipant);
         return of(false);

src/state/CallViewModel/localMember/Publisher.ts

@@ -31,7 +31,7 @@ import {
 } from "../../../livekit/TrackProcessorContext.tsx";
 import { getUrlParams } from "../../../UrlParams.ts";
 import { observeTrackReference$ } from "../../MediaViewModel.ts";
-import { type Connection } from "../CallViewModel/remoteMembers/Connection.ts";
+import { type Connection } from "../remoteMembers/Connection.ts";
 import { type ObservableScope } from "../../ObservableScope.ts";
 
 /**
@@ -64,7 +64,7 @@ export class Publisher {
 
     const room = connection.livekitRoom;
 
-    room.setE2EEEnabled(e2eeLivekitOptions !== undefined)?.catch((e) => {
+    room.setE2EEEnabled(e2eeLivekitOptions !== undefined)?.catch((e: Error) => {
       this.logger?.error("Failed to set E2EE enabled on room", e);
     });
 
@@ -249,7 +249,7 @@ export class Publisher {
         ) {
           lkRoom
             .switchActiveDevice(kind, device.id)
-            .catch((e) =>
+            .catch((e: Error) =>
               this.logger?.error(
                 `Failed to sync ${kind} device with LiveKit`,
                 e,