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/element-plus/lib/utils/dom/event.js

@@ -0,0 +1,41 @@
+Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
+const require_aria = require("../../constants/aria.js");
+const require_browser = require("../browser.js");
+//#region ../../packages/utils/dom/event.ts
+const composeEventHandlers = (theirsHandler, oursHandler, { checkForDefaultPrevented = true } = {}) => {
+	const handleEvent = (event) => {
+		const shouldPrevent = theirsHandler?.(event);
+		if (checkForDefaultPrevented === false || !shouldPrevent) return oursHandler?.(event);
+	};
+	return handleEvent;
+};
+const whenMouse = (handler) => {
+	return (e) => e.pointerType === "mouse" ? handler(e) : void 0;
+};
+const getEventCode = (event) => {
+	if (event.code && event.code !== "Unidentified") return event.code;
+	const key = getEventKey(event);
+	if (key) {
+		if (Object.values(require_aria.EVENT_CODE).includes(key)) return key;
+		switch (key) {
+			case " ": return require_aria.EVENT_CODE.space;
+			default: return "";
+		}
+	}
+	return "";
+};
+const getEventKey = (event) => {
+	let key = event.key && event.key !== "Unidentified" ? event.key : "";
+	if (!key && event.type === "keyup" && require_browser.isAndroid()) {
+		const target = event.target;
+		key = target.value.charAt(target.selectionStart - 1);
+	}
+	return key;
+};
+//#endregion
+exports.composeEventHandlers = composeEventHandlers;
+exports.getEventCode = getEventCode;
+exports.getEventKey = getEventKey;
+exports.whenMouse = whenMouse;
+
+//# sourceMappingURL=event.js.map