chore: createSpotChat 제거 (스팟 채팅 정리 후속)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/lib/chatSocket.ts

@@ -24,42 +24,6 @@ function stompClient(onConnect: (c: Client) => void, onStatus?: (connected: bool
   return client
 }
 
-/**
- * 스팟 채팅용 STOMP 클라이언트.
- * connect 후 스팟 토픽을 구독하고, send 로 메시지를 전송한다.
- */
-export function createSpotChat(
-  spotId: number,
-  onMessage: (m: ChatMessage) => void,
-  onStatus?: (connected: boolean) => void,
-) {
-  const client = new Client({
-    brokerURL: wsUrl(),
-    connectHeaders: { Authorization: `Bearer ${tokenStore.get() ?? ''}` },
-    reconnectDelay: 3000,
-    onConnect: () => {
-      onStatus?.(true)
-      client.subscribe(`/topic/spots/${spotId}`, (msg: IMessage) => {
-        onMessage(JSON.parse(msg.body) as ChatMessage)
-      })
-    },
-    onDisconnect: () => onStatus?.(false),
-    onWebSocketClose: () => onStatus?.(false),
-  })
-
-  return {
-    activate: () => client.activate(),
-    deactivate: () => client.deactivate(),
-    send: (content: string) => {
-      client.publish({
-        destination: `/app/spots/${spotId}/chat`,
-        body: JSON.stringify({ content }),
-      })
-    },
-    isConnected: () => client.connected,
-  }
-}
-
 /** 매칭 수락으로 열린 1:1 채팅용 STOMP 클라이언트. */
 export function createMatchChat(
   matchId: number,