逐步完成前后端服务器

frontend/node_modules/zrender/lib/graphic/helper/poly.d.ts

@@ -0,0 +1,7 @@
+import { VectorArray } from '../../core/vector';
+import PathProxy from '../../core/PathProxy';
+export declare function buildPath(ctx: CanvasRenderingContext2D | PathProxy, shape: {
+    points: VectorArray[];
+    smooth?: number;
+    smoothConstraint?: VectorArray[];
+}, closePath: boolean): void;