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/autolinker/dist/commonjs/truncate/truncate-end.js

@@ -0,0 +1,16 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.truncateEnd = truncateEnd;
+var utils_1 = require("../utils");
+/**
+ * A truncation feature where the ellipsis will be placed at the end of the URL.
+ *
+ * @param {String} anchorText
+ * @param {Number} truncateLen The maximum length of the truncated output URL string.
+ * @param {String} ellipsisChars The characters to place within the url, e.g. "..".
+ * @return {String} The truncated URL.
+ */
+function truncateEnd(anchorText, truncateLen, ellipsisChars) {
+    return (0, utils_1.ellipsis)(anchorText, truncateLen, ellipsisChars);
+}
+//# sourceMappingURL=truncate-end.js.map