chore: bump version to 0.1543

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/web/public/app.js

@@ -12854,6 +12854,8 @@ class ClaudemanApp {
     for (const [, data] of this.subagentWindows) {
       if (data.minimized || data.hidden) continue;
       const el = data.element;
+      // Reset left to proper position (drag may have set an arbitrary value)
+      el.style.left = '4px';
       if (keyboardUp) {
         // Stack from bottom above toolbar
         const bottomPx = 40 + idx * (mobileCardHeight + mobileCardGap);

src/web/public/mobile.css

@@ -1431,16 +1431,16 @@ html.mobile-init .file-browser-panel {
     font-size: 0.45rem;
   }
 
-  /* Subagent dropdown - full width bottom sheet on mobile */
+  /* Subagent dropdown - full width near badge on mobile (JS sets top from badge position) */
   .subagent-dropdown {
     position: fixed !important;
     left: 8px !important;
     right: 8px !important;
-    bottom: calc(40px + var(--safe-area-bottom) + 8px) !important;
-    top: auto !important;
+    bottom: auto !important;
     min-width: auto !important;
     max-width: none !important;
     border-radius: 8px;
+    transform: none !important;
   }
 }