加入房间逻辑完善

src/components/CreateRoom.vue

@@ -1,7 +1,7 @@
 <script setup>
 import { ref } from "vue";
 import SButton from "@/components/SButton.vue";
-import { createRoomAPI } from "@/apis";
+import { joinRoomAPI, createRoomAPI } from "@/apis";
 
 const props = defineProps({
   onConfirm: {
@@ -26,9 +26,10 @@ const createRoom = async () => {
   step.value = 2;
   loading.value = false;
 };
-const enterRoom = () => {
+const enterRoom = async () => {
   step.value = 1;
   props.onConfirm();
+  await joinRoomAPI(roomNumber.value);
   uni.navigateTo({
     url: `/pages/battle-room?roomNumber=${roomNumber.value}`,
   });