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/cesium/.prettierignore

@@ -0,0 +1,45 @@
+
+# Ignore everything
+*
+
+# Unignore directories (to all depths) and unignore code and style files in these directories
+!.github/**/
+!.vscode/**/
+!Apps/**/
+!Documentation/**/
+!packages/**/
+!scripts/**/
+!Specs/**/
+!Tools/**/
+
+!**/*.js
+!**/*.cjs
+!**/*.css
+!**/*.html
+!**/*.md
+!**/*.ts
+!**/*.tsx
+
+# Re-ignore a few things caught above
+
+**/*.min.js
+
+packages/engine/Build/**
+packages/engine/index.js
+packages/engine/Source/Scene/GltfPipeline/**
+packages/engine/Source/Shaders/**/*.js
+packages/engine/Source/ThirdParty/**
+
+packages/widgets/Build/**
+packages/widgets/index.js
+packages/widgets/Source/ThirdParty/**
+
+packages/sandcastle/node_modules/**
+Apps/Sandcastle2/**
+
+Specs/jasmine/**
+
+Tools/jsdoc/cesium_template/static/javascript/prism.js
+Tools/jsdoc/cesium_template/static/styles/prism.css
+**/LICENSE.md
+