(feat): add basic call ui

(feat): add screensharing (incl. broken desktop picker)
(qol): add todo

packages/call/src/components/videoViewer.tsx

@@ -0,0 +1,38 @@
+import { VideoTrack, useParticipantTracks } from "@livekit/components-react";
+import { TrackPublication } from "livekit-client";
+import { useCall } from "../store";
+import { cn } from "@tensamin/ui";
+
+export default function VideoViewer({
+  className,
+  flush = false,
+  publication,
+  participantId,
+}: {
+  className?: string;
+  flush?: boolean;
+  publication: TrackPublication;
+  participantId: string;
+}) {
+  const room = useCall((state) => state.room);
+  const tracks = useParticipantTracks([publication.source], {
+    participantIdentity: participantId,
+    room,
+  });
+  const trackRef = tracks[0];
+
+  if (!trackRef) {
+    return null;
+  }
+
+  return (
+    <VideoTrack
+      trackRef={trackRef}
+      className={cn(
+        "w-full h-full aspect-video bg-black",
+        flush ? "rounded-none" : "rounded-md",
+        className,
+      )}
+    />
+  );
+}