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/package.json

@@ -0,0 +1,25 @@
+{
+  "name": "admin-web",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vue-tsc -b && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "axios": "^1.18.1",
+    "element-plus": "^2.14.2",
+    "vue": "^3.5.39",
+    "vue-router": "^4.6.4"
+  },
+  "devDependencies": {
+    "@types/node": "^24.13.2",
+    "@vitejs/plugin-vue": "^6.0.7",
+    "@vue/tsconfig": "^0.9.1",
+    "typescript": "~6.0.2",
+    "vite": "^8.1.1",
+    "vue-tsc": "^3.3.5"
+  }
+}