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/Image.d.ts

@@ -0,0 +1,35 @@
+import Displayable, { DisplayableProps, CommonStyleProps, DisplayableStatePropNames } from './Displayable';
+import BoundingRect from '../core/BoundingRect';
+import { ImageLike, MapToType } from '../core/types';
+import { ElementCommonState } from '../Element';
+export interface ImageStyleProps extends CommonStyleProps {
+    image?: string | ImageLike;
+    x?: number;
+    y?: number;
+    width?: number;
+    height?: number;
+    sx?: number;
+    sy?: number;
+    sWidth?: number;
+    sHeight?: number;
+}
+export declare const DEFAULT_IMAGE_STYLE: CommonStyleProps;
+export declare const DEFAULT_IMAGE_ANIMATION_PROPS: MapToType<ImageProps, boolean>;
+export interface ImageProps extends DisplayableProps {
+    style?: ImageStyleProps;
+    onload?: (image: ImageLike) => void;
+}
+export declare type ImageState = Pick<ImageProps, DisplayableStatePropNames> & ElementCommonState;
+declare class ZRImage extends Displayable<ImageProps> {
+    style: ImageStyleProps;
+    __image: ImageLike;
+    __imageSrc: string;
+    onload: (image: ImageLike) => void;
+    createStyle(obj?: ImageStyleProps): ImageStyleProps;
+    private _getSize;
+    getWidth(): number;
+    getHeight(): number;
+    getAnimationStyleProps(): MapToType<ImageProps, boolean>;
+    getBoundingRect(): BoundingRect;
+}
+export default ZRImage;