Update HTMLHint version and UI markup

Bumped displayed HTMLHint version to 1.8.0 in app.js. Improved index.astro markup by self-closing <hr> tags, formatting button elements, and updating copyright year.

Author: coliff

package-lock.json

@@ -16,26 +16,30 @@ import RulePanel from '../components/RulePanel.astro';
       <h1 class="h3">HTMLHint <span id="version" class="text-muted opacity-75 small"></span></h1>
     </nav>
 
-    <hr>
+    <hr />
 
     <main>
       <Editor />
 
       <div id="stat-bar" class="bg-black bg-opacity-25">
         <span id="hint-state"></span>
         <div id="button-area">
-          <button id="show-last" class="btn btn-sm btn-primary" type="button" title="Ctrl + Left">Previous</button>
-          <button id="show-next" class="btn btn-sm btn-primary" type="button" title="Ctrl + Right">Next</button>
+          <button id="show-last" class="btn btn-sm btn-primary" type="button" title="Ctrl + Left"
+            >Previous</button
+          >
+          <button id="show-next" class="btn btn-sm btn-primary" type="button" title="Ctrl + Right"
+            >Next</button
+          >
         </div>
       </div>
 
       <RulePanel />
     </main>
 
-    <hr>
+    <hr />
 
     <footer class="small text-center opacity-75">
-      <p>&copy; HTMLHint.com 2014-2024</p>
+      <p>&copy; HTMLHint 2025</p>
     </footer>
   </div>
 </Layout>

src/pages/index.astro

@@ -254,7 +254,7 @@ function initOptions() {
   if (versionElement && window.HTMLHint) {
     // The new HTMLHint library doesn't expose version/release directly
     // We'll use a fixed version since we know it's 1.6.3
-    versionElement.textContent = 'v1.6.3';
+    versionElement.textContent = 'v1.8.0';
   }
 
   // Handle checkbox changes