changed js to support tags

public/js/searchbox.js

@@ -63,7 +63,7 @@ document.addEventListener('DOMContentLoaded', () => {
     div.className = "pexpo-core-card"; 
     div.innerHTML = `
       <div class="pexpo-core-imageWrap">
-        <img src="${escapeHtml(r.image || 'https://placehold.co/600x400')}" 
+        <img src="${escapeHtml(r.image || '')}" 
              alt="${escapeHtml(r.title)}" 
              style="width:100%; border-radius:10px; object-fit:cover;" />
       </div>
@@ -73,11 +73,10 @@ document.addEventListener('DOMContentLoaded', () => {
       <div class="pexpo-core-desc">${escapeHtml(r.excerpt)}</div>
       <div class="pexpo-core-foot">
         <div class="pexpo-core-tags">
-            <span class="pexpo-core-dot"></span>
             ${
-              r.tag.map(element => {
-                return `<span class="pexpo-core-tag">${element}</span>`;
-              }).join('')
+              r.tag != null
+                ? r.tag.map(element => `<span class="pexpo-core-tag">${escapeHtml(element)}</span>`).join('')
+                : ''
             }
         </div>
         <div>${escapeHtml(r.date)}</div>