feat(layout): 添加企业邀请码加入功能

- 在 Basic.vue 中添加 JoinModal 组件，用于展示加入企业的模态框
- 添加 checkHasInviteCode 方法，在页面加载时检查邀请码
- 新增 getQueryParam 工具函数，用于获取 URL 参数
- 添加加入企业的相关 API 接口
- 实现 JoinModal 组件，包含加入企业的逻辑和界面

src/components/join-modal.vue

@@ -0,0 +1,47 @@
+<template>
+  <Modal title="加入企业" @ok="handleJoin">
+    <div v-if="enterprise" class="join-body flex item-center">
+      <img src="@/assets/warning.svg" alt="" />
+      {{ `确定加入 “${enterprise.name}”吗？` }}
+    </div>
+  </Modal>
+</template>
+<script setup lang="ts">
+import Modal from '@components/modal.vue';
+import { ref, onMounted } from 'vue';
+import { getQueryParam } from '@/utils/helper';
+
+import { getEnterpriseByInviteCode, joinEnterpriseByInviteCode } from '@/api/all';
+const enterprise = ref();
+const inviteCode = ref();
+
+async function getEnterprise() {
+  inviteCode.value = getQueryParam('invite_code');
+  if (inviteCode.value) {
+    enterprise.value = await getEnterpriseByInviteCode(inviteCode.value);
+  }
+}
+
+async function handleJoin() {
+  await joinEnterpriseByInviteCode(inviteCode.value);
+  AMessage.success('加入成功');
+}
+onMounted(() => {
+  getEnterprise();
+});
+</script>
+<style lang="less">
+.join-body {
+  margin: 0;
+  font-family: Alibaba PuHuiTi, serif;
+  font-weight: 400;
+  font-size: 14px;
+  color: var(--Text-1, rgba(33, 31, 36, 1));
+  img {
+    width: 20px;
+    height: 20px;
+    margin-right: 12px;
+    margin-left: 0;
+  }
+}
+</style>