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/zrender/lib/graphic/helper/parseText.d.ts

@@ -0,0 +1,56 @@
+import { TextAlign, TextVerticalAlign } from '../../core/types';
+import { TextStyleProps } from '../Text';
+interface InnerTruncateOption {
+    maxIteration?: number;
+    minChar?: number;
+    placeholder?: string;
+    maxIterations?: number;
+}
+export declare function truncateText(text: string, containerWidth: number, font: string, ellipsis?: string, options?: InnerTruncateOption): string;
+export interface PlainTextContentBlock {
+    lineHeight: number;
+    calculatedLineHeight: number;
+    contentWidth: number;
+    contentHeight: number;
+    width: number;
+    height: number;
+    outerWidth: number;
+    outerHeight: number;
+    lines: string[];
+    isTruncated: boolean;
+}
+export declare function parsePlainText(text: string, style?: TextStyleProps): PlainTextContentBlock;
+declare class RichTextToken {
+    styleName: string;
+    text: string;
+    width: number;
+    height: number;
+    innerHeight: number;
+    contentHeight: number;
+    contentWidth: number;
+    lineHeight: number;
+    font: string;
+    align: TextAlign;
+    verticalAlign: TextVerticalAlign;
+    textPadding: number[];
+    percentWidth?: string;
+    isLineHolder: boolean;
+}
+declare class RichTextLine {
+    lineHeight: number;
+    width: number;
+    tokens: RichTextToken[];
+    constructor(tokens?: RichTextToken[]);
+}
+export declare class RichTextContentBlock {
+    width: number;
+    height: number;
+    contentWidth: number;
+    contentHeight: number;
+    outerWidth: number;
+    outerHeight: number;
+    lines: RichTextLine[];
+    isTruncated: boolean;
+}
+export declare function parseRichText(text: string, style: TextStyleProps): RichTextContentBlock;
+export {};