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/tool/transformPath.js

@@ -0,0 +1,81 @@
+import PathProxy from '../core/PathProxy.js';
+import { applyTransform as v2ApplyTransform } from '../core/vector.js';
+var CMD = PathProxy.CMD;
+var points = [[], [], []];
+var mathSqrt = Math.sqrt;
+var mathAtan2 = Math.atan2;
+export default function transformPath(path, m) {
+    if (!m) {
+        return;
+    }
+    var data = path.data;
+    var len = path.len();
+    var cmd;
+    var nPoint;
+    var i;
+    var j;
+    var k;
+    var p;
+    var M = CMD.M;
+    var C = CMD.C;
+    var L = CMD.L;
+    var R = CMD.R;
+    var A = CMD.A;
+    var Q = CMD.Q;
+    for (i = 0, j = 0; i < len;) {
+        cmd = data[i++];
+        j = i;
+        nPoint = 0;
+        switch (cmd) {
+            case M:
+                nPoint = 1;
+                break;
+            case L:
+                nPoint = 1;
+                break;
+            case C:
+                nPoint = 3;
+                break;
+            case Q:
+                nPoint = 2;
+                break;
+            case A:
+                var x = m[4];
+                var y = m[5];
+                var sx = mathSqrt(m[0] * m[0] + m[1] * m[1]);
+                var sy = mathSqrt(m[2] * m[2] + m[3] * m[3]);
+                var angle = mathAtan2(-m[1] / sy, m[0] / sx);
+                data[i] *= sx;
+                data[i++] += x;
+                data[i] *= sy;
+                data[i++] += y;
+                data[i++] *= sx;
+                data[i++] *= sy;
+                data[i++] += angle;
+                data[i++] += angle;
+                i += 2;
+                j = i;
+                break;
+            case R:
+                p[0] = data[i++];
+                p[1] = data[i++];
+                v2ApplyTransform(p, p, m);
+                data[j++] = p[0];
+                data[j++] = p[1];
+                p[0] += data[i++];
+                p[1] += data[i++];
+                v2ApplyTransform(p, p, m);
+                data[j++] = p[0];
+                data[j++] = p[1];
+        }
+        for (k = 0; k < nPoint; k++) {
+            var p_1 = points[k];
+            p_1[0] = data[i++];
+            p_1[1] = data[i++];
+            v2ApplyTransform(p_1, p_1, m);
+            data[j++] = p_1[0];
+            data[j++] = p_1[1];
+        }
+    }
+    path.increaseVersion();
+}