feat(orion): extend report layout settings to version 1.1

validation-suite/frontend/atlas/app/api/report-settings/preview/route.ts

@@ -0,0 +1,33 @@
+import { cookies } from "next/headers";
+import { NextRequest, NextResponse } from "next/server";
+import { AUTH_COOKIE_NAME } from "@/lib/auth";
+
+const mercuryBase = `${process.env.MERCURY_INTERNAL_URL ?? "http://mercury-api:8000"}/api/v1`;
+
+export async function POST(request: NextRequest) {
+  const cookieStore = await cookies();
+  const token = cookieStore.get(AUTH_COOKIE_NAME)?.value;
+  if (!token) {
+    return NextResponse.json({ detail: "Not authenticated" }, { status: 401 });
+  }
+  const response = await fetch(`${mercuryBase}/report-settings/preview`, {
+    method: "POST",
+    headers: {
+      Authorization: `Bearer ${token}`,
+      "Content-Type": "application/json"
+    },
+    body: await request.text(),
+    cache: "no-store"
+  });
+  const contentType = response.headers.get("content-type") ?? "application/pdf";
+  if (!response.ok && contentType.includes("application/json")) {
+    return NextResponse.json(await response.json(), { status: response.status });
+  }
+  return new NextResponse(response.body, {
+    status: response.status,
+    headers: {
+      "content-type": contentType,
+      "content-disposition": response.headers.get("content-disposition") ?? 'attachment; filename="orion-layout-preview.pdf"'
+    }
+  });
+}