Save current image generation workspace

src/app/api/canvas/projects/route.ts

@@ -0,0 +1,26 @@
+import { NextResponse } from "next/server";
+import {
+  createCanvasProject,
+  listCanvasProjects,
+} from "@/lib/server/repositories/canvas-project-repository";
+import { defaultCanvasProjectData, isCanvasProjectData } from "@/lib/canvas/types";
+
+export const runtime = "nodejs";
+
+export async function GET() {
+  return NextResponse.json({ items: listCanvasProjects() });
+}
+
+export async function POST(request: Request) {
+  const payload = await request.json().catch(() => ({}));
+  const title =
+    typeof payload.title === "string" && payload.title.trim()
+      ? payload.title
+      : "未命名画布";
+  const data = isCanvasProjectData(payload.data)
+    ? payload.data
+    : defaultCanvasProjectData;
+  const project = createCanvasProject({ title, data });
+
+  return NextResponse.json({ item: project }, { status: 201 });
+}