feat(admin-web): add Vue 3 admin console and deployment configs

- Add admin-web/ with Vite + Vue 3 + Element Plus + Vue Router
- Add 8 management pages: dashboard, channel subject/account, conversation,
  person, tag, send record (with test send), inbound flow
- Add API client modules for account/channel/crm/send/flow
- Add Dockerfile and nginx config for admin-web
- Add Dockerfile for mci-server
- Add docker-compose.app.yml for one-command app deployment
- Add K8s deployment manifests for backend/admin-web/channel-service
- Update scripts/local-up.sh with shared network and --with-apps option

admin-web/src/views/ChannelSubject.vue

@@ -0,0 +1,56 @@
+<template>
+  <div>
+    <el-form :model="form" inline>
+      <el-form-item label="渠道">
+        <el-select v-model="form.channelType" placeholder="选择渠道">
+          <el-option label="企微" value="wecom" />
+          <el-option label="钉钉" value="dingtalk" />
+          <el-option label="飞书" value="feishu" />
+        </el-select>
+      </el-form-item>
+      <el-form-item label="主体编码">
+        <el-input v-model="form.subjectCode" placeholder="主体编码" />
+      </el-form-item>
+      <el-form-item label="主体名称">
+        <el-input v-model="form.subjectName" placeholder="主体名称" />
+      </el-form-item>
+      <el-form-item>
+        <el-button type="primary" @click="handleCreate">创建</el-button>
+      </el-form-item>
+    </el-form>
+
+    <el-table :data="subjects" border>
+      <el-table-column prop="id" label="ID" width="80" />
+      <el-table-column prop="channelType" label="渠道" />
+      <el-table-column prop="subjectCode" label="编码" />
+      <el-table-column prop="subjectName" label="名称" />
+      <el-table-column prop="corpId" label="CorpID" />
+      <el-table-column prop="status" label="状态" />
+    </el-table>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { reactive, ref } from 'vue'
+import { ElMessage } from 'element-plus'
+import { createChannelSubject } from '@/api/channel'
+
+const form = reactive({
+  channelType: 'wecom',
+  subjectCode: '',
+  subjectName: '',
+  corpId: '',
+})
+
+const subjects = ref<any[]>([])
+
+async function handleCreate() {
+  try {
+    const res: any = await createChannelSubject(form)
+    subjects.value.unshift(res.data)
+    ElMessage.success('创建成功')
+  } catch (e: any) {
+    ElMessage.error(e.message)
+  }
+}
+</script>