Add version to health

Author: AndyRae

app/next-client-app/app/api/health/route.ts

@@ -0,0 +1,9 @@
+import { NextResponse } from "next/server";
+import packageJson from "../../../package.json";
+
+export async function GET() {
+  return NextResponse.json({
+    status: "healthy",
+    version: packageJson.version,
+  });
+}