Automated deployment from GitHub (source commit: 51f610)

index.html

@@ -39,6 +39,12 @@
                 <input type="file" id="gt-file-input" accept=".json" hidden>
                 <button id="btn-export" title="Save as .gt.json (all strokes must be annotated)">Save .gt.json</button>
             </div>
+            <div class="toolbar-group">
+                <a id="link-guide" class="toolbar-link"
+                   href="https://lellep.xyz/xournalpp_htr/annotation_guide/"
+                   target="_blank" rel="noopener noreferrer"
+                   title="Annotation conventions: classes, rules and workflow">Annotation Guide</a>
+            </div>
         </header>
 
         <div id="main-content">

style.css

@@ -75,6 +75,22 @@ button:active {
     transform: scale(0.97);
 }
 
+.toolbar-link {
+    padding: 6px 12px;
+    border: 1px solid var(--border);
+    border-radius: 4px;
+    background: var(--bg-tertiary);
+    color: var(--text-primary);
+    font-size: 13px;
+    white-space: nowrap;
+    text-decoration: none;
+}
+
+.toolbar-link:hover {
+    background: var(--accent);
+    border-color: var(--accent);
+}
+
 .tool-btn.active {
     background: var(--accent);
     border-color: var(--accent);