Add conversationWebSocket function for establishing WebSocket connections

src/interfaces/conversationWebsocket.ts

@@ -0,0 +1,4 @@
+export interface IConversationWebSocket {
+  conversationId: string;
+  modality: "voice" | "text";
+}

src/services/websockets/conversation.ts

@@ -0,0 +1,9 @@
+import { IConversationWebSocket } from "../../interfaces/conversationWebsocket";
+
+const baseURL = import.meta.env.VITE_WS_URL as string;
+
+export function conversationWebSocket(data: IConversationWebSocket): WebSocket {
+  return new WebSocket(
+    `${baseURL}/conversations?conversation_id=${data.conversationId}&modality=${data.modality}`
+  );
+}