chore: Add homepage link to theme card

src/app/api/get-theme/route.ts

@@ -0,0 +1,25 @@
+
+import { getThemeFromId } from "@/lib/themes";
+import { NextApiRequest, NextApiResponse } from "next";
+
+function getQSParamFromURL(
+  key: string,
+  url: string | undefined
+): string | null {
+  if (!url) return "";
+  const search = new URL(url).search;
+  const urlParams = new URLSearchParams(search);
+  return urlParams.get(key);
+}
+
+export async function GET(request: NextApiRequest, response: NextApiResponse) {
+  const id = getQSParamFromURL("id", request.url);
+  if (!id) {
+    return Response.json({ error: "id is required" });
+  }
+  const theme = getThemeFromId(id);
+  if (!theme) {
+    return Response.json({ error: "theme not found" });
+  }
+  return Response.json( theme );
+}