fix: contexte menu — sync raw data to Alpine via réassignation

_wsInitData.onContextMenu() remplit _wsInitData.ctxMenu
→ ctxMenu = _wsInitData.ctxMenu recopie dans Alpine
→ Alpine détecte le changement et affiche le menu

app/templates/local_workspace.html

@@ -1928,7 +1928,7 @@ console.log('FLOWDECK v2.4.6 — IIFE done, _wsInitData keys:', Object.keys(wind
 <script>console.log('FLOWDECK v2.4.6 — ws-split about to render, _wsInitData exists:', typeof window._wsInitData !== 'undefined');</script>
 
 <div class="ws-split"
-     @contextmenu.prevent="_wsInitData.onContextMenu.call($data, $event)"
+     @contextmenu.prevent="_wsInitData.onContextMenu($event); ctxMenu = _wsInitData.ctxMenu"
      @click.self="ctxMenu.visible = false"
      @touchstart="onTouchStart($event)"
      @touchend="onTouchEnd($event)"