feat: init live preview sdk

middleware.ts

@@ -1,3 +1,4 @@
+import ContentstackLivePreview from "@contentstack/live-preview-utils";
 import { NextResponse } from "next/server";
 import type { NextRequest } from "next/server";
 
@@ -32,8 +33,23 @@ export async function middleware(request: NextRequest) {
     ""
   );
 
-  const searchParams = new URLSearchParams(request.nextUrl.searchParams)
-  searchParams.set("uri", pathNameWithoutLocale)
+  const searchParams = new URLSearchParams(request.nextUrl.searchParams);
+  searchParams.set("uri", pathNameWithoutLocale);
+
+  if (request.nextUrl.pathname.includes("preview")) {
+    if (request.nextUrl.searchParams.get("hash")) {
+      ContentstackLivePreview.setConfigFromParams(request.nextUrl.searchParams);
+
+      return NextResponse.rewrite(
+        new URL(
+          `/${locale}/current-content-page?${searchParams.toString()}`,
+          request.url
+        )
+      );
+    } else {
+      return Response.json("Not found!!!", { status: 404 });
+    }
+  }
 
   switch (contentType) {
     case "currentContentPage":