feat(discover): add preview mode

src/app/api/discover/route.ts

@@ -16,7 +16,14 @@ const topics = ['AI', 'tech']; /* TODO: Add UI to customize this */
 
 export const GET = async (req: Request) => {
   try {
-    const data = (
+    const params = new URL(req.url).searchParams;
+    const mode: 'normal' | 'preview' =
+      (params.get('mode') as 'normal' | 'preview') || 'normal';
+
+    let data = [];
+
+    if (mode === 'normal') {
+      data = (
         await Promise.all([
           ...new Array(articleWebsites.length * topics.length)
             .fill(0)
@@ -38,6 +45,14 @@ export const GET = async (req: Request) => {
         .map((result) => result)
         .flat()
         .sort(() => Math.random() - 0.5);
+    } else {
+      data = (
+        await searchSearxng(
+          `site:${articleWebsites[Math.floor(Math.random() * articleWebsites.length)]} ${topics[Math.floor(Math.random() * topics.length)]}`,
+          { engines: ['bing news'], pageno: 1 },
+        )
+      ).results;
+    }
 
     return Response.json(
       {