feat: add search in page for books, magazines and other docs

app/(app)/books/nbs/[chapter]/[verse]/page.tsx

@@ -5,6 +5,7 @@ import fs from "fs";
 import path from "path";
 import Link from "next/link";
 import { PageHeader } from "@/components/layout/page-header";
+import { FindInPage } from "@/components/layout/find-in-page";
 import { notFound } from "next/navigation";
 import {
   getBookMeta,
@@ -192,9 +193,12 @@ export default async function VersePage({
         >
           ← Nārada-bhakti-sūtra
         </Link>
-        <h1 className="mt-2 text-2xl font-bold text-foreground">
-          Chapter {chapter}: {title}
-        </h1>
+        <div className="mt-2 flex items-start justify-between gap-3">
+          <h1 className="text-2xl font-bold text-foreground">
+            Chapter {chapter}: {title}
+          </h1>
+          <FindInPage targetId="book-content" className="shrink-0 mt-0.5" />
+        </div>
       </PageHeader>
 
       <div className="max-w-5xl mx-auto flex">