havre: the gallery dialog

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01BQqGFv54JJTw7p3rgGjP7C

ventures/havre/index.html

@@ -363,6 +363,18 @@
   </form>
 </dialog>
 
+<dialog id="gallerydlg" class="dlg wide" aria-labelledby="gal-h">
+  <form method="dialog">
+    <h2 id="gal-h">GALLERY</h2>
+    <div class="dlgbody">
+      <p class="mono" id="gal-tabs"></p>
+      <ul id="gal-grid" class="gal" aria-label="Photos and clips, newest first"></ul>
+      <p class="mono" id="gal-empty" hidden></p>
+      <p class="actions"><button type="button" class="btn" id="galclose">CLOSE</button></p>
+    </div>
+  </form>
+</dialog>
+
 <dialog id="abilitydlg" class="dlg wide" aria-labelledby="ab-h">
   <form method="dialog" id="abform">
     <h2 id="ab-h">ABILITIES</h2>