feat: 实现供水运营专题大屏BI可视化

- 新增OperationDashboard.vue全屏大屏组件
- 添加6个核心KPI指标卡片: 进水总量/出水总量/产销差率/营收额/平均水质/报警次数
- 实现6个ECharts图表: 供水趋势/水质分布/报警统计/管网空间/设备状态/营收分析
- 创建静态HTML版本operation-dashboard.html，使用CDN加载Vue3/ECharts/Element Plus
- 更新路由配置，添加/operation路径支持
- 修复nextTick导入问题，优化build脚本

🚧 开发者: bot_dev1
📝 任务: #38 [BI] 运营仪表盘 + 供水专题大屏

frontend/node_modules/topojson-client/package.json

@@ -0,0 +1,49 @@
+{
+  "name": "topojson-client",
+  "version": "3.1.0",
+  "description": "Manipulate TopoJSON and convert it to GeoJSON.",
+  "keywords": [
+    "topojson",
+    "topology",
+    "geojson"
+  ],
+  "homepage": "https://github.com/topojson/topojson-client",
+  "license": "ISC",
+  "author": {
+    "name": "Mike Bostock",
+    "url": "https://bost.ocks.org/mike"
+  },
+  "main": "dist/topojson-client.js",
+  "unpkg": "dist/topojson-client.min.js",
+  "jsdelivr": "dist/topojson-client.min.js",
+  "module": "src/index.js",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/topojson/topojson-client.git"
+  },
+  "bin": {
+    "topo2geo": "bin/topo2geo",
+    "topomerge": "bin/topomerge",
+    "topoquantize": "bin/topoquantize"
+  },
+  "files": [
+    "bin/topo*",
+    "dist/**/*.js",
+    "src/**/*.js"
+  ],
+  "scripts": {
+    "pretest": "rollup -c",
+    "test": "tape 'test/**/*-test.js' && eslint src test",
+    "prepublishOnly": "rm -rf dist && yarn test",
+    "postpublish": "git push && git push --tags && zip -j dist/${npm_package_name}.zip -- LICENSE README.md dist/${npm_package_name}.js dist/${npm_package_name}.min.js"
+  },
+  "dependencies": {
+    "commander": "2"
+  },
+  "devDependencies": {
+    "eslint": "6",
+    "rollup": "1",
+    "rollup-plugin-terser": "5",
+    "tape": "4"
+  }
+}