feat: search Add configurable search index URL

This commit introduces a configurable search index URL, allowing users to specify the location of the search index file via `window.searchIndexURL`. This improves flexibility and allows for easier deployment in different environments.

Author: neural-loop

assets/js/search.js

@@ -18,9 +18,12 @@
   async function initFuse() {
     if (isFuseInitialized) return;
     try {
-      const response = await fetch('/searchindex.json');
+      if (!window.searchIndexURL) {
+        throw new Error('Search index URL not provided via window.searchIndexURL');
+      }
+      const response = await fetch(window.searchIndexURL);
       if (!response.ok) {
-        throw new Error('Search index not found');
+        throw new Error('Search index not found at ' + window.searchIndexURL);
       }
       searchData = await response.json();
       const options = {

layouts/_default/baseof.html

@@ -85,3 +85,8 @@ <h3 id="search-modal-title" class="text-xl font-bold">Search</h3>
     {{ end }}
   </body>
 </html>
+
+    <!-- Search Scripts -->
+    <script>
+      window.searchIndexURL = "{{ (site.Home.OutputFormats.Get `SearchIndex`).RelPermalink }}";
+    </script>