restore backup and add opencode support

dist/nls-guilloche/nls/services/graph.service.d.ts

@@ -0,0 +1,16 @@
+import { NlsMathService } from './math.service';
+import { Graph } from './../models/graph.model';
+import { Point } from './../models/point.model';
+export declare class NlsGraphService {
+    private math;
+    private graphs;
+    private animation;
+    constructor(math: NlsMathService);
+    get(): Graph[];
+    set(newGraphs: Graph[]): void;
+    readonly isAnimated: boolean;
+    startAnimation(): void;
+    stopAnimation(): void;
+    spreadOrthogonal(start: Point, spacing: number): IterableIterator<Point>;
+    shiftPoint(point: Point, radians: number, spacing: number): Point;
+}