small fix, don't worry about it

app/frontend/src/features/workspace/model.ts

@@ -0,0 +1,67 @@
+import type { ServiceEntity } from '@/lib/api-client';
+
+export type CanvasPoint = {
+  x: number;
+  y: number;
+};
+
+export type CanvasGroup = {
+  id: string;
+  title: string;
+  position: CanvasPoint;
+  width: number;
+  height: number;
+};
+
+export type CanvasNodeLayout = {
+  serviceId: string;
+  position: CanvasPoint;
+  groupId?: string;
+};
+
+export type CanvasEdge = {
+  id: string;
+  sourceServiceId: string;
+  targetServiceId: string;
+};
+
+export type CanvasViewport = {
+  x: number;
+  y: number;
+  zoom: number;
+};
+
+export type ProjectCanvasMetadata = {
+  groups: CanvasGroup[];
+  nodes: CanvasNodeLayout[];
+  edges: CanvasEdge[];
+  viewport: CanvasViewport;
+};
+
+export const DEFAULT_VIEWPORT: CanvasViewport = {
+  x: 0,
+  y: 0,
+  zoom: 1,
+};
+
+export function createDefaultCanvasMetadata(services: ServiceEntity[]): ProjectCanvasMetadata {
+  const nodes = services.map((service, index) => {
+    const col = index % 3;
+    const row = Math.floor(index / 3);
+
+    return {
+      serviceId: service.id,
+      position: {
+        x: 70 + col * 260,
+        y: 80 + row * 170,
+      },
+    };
+  });
+
+  return {
+    groups: [],
+    nodes,
+    edges: [],
+    viewport: DEFAULT_VIEWPORT,
+  };
+}