fix: derniers émojis — workspaces 🏠, hover actions, sidebar context menu

- workspaces.html: 🏠→home SVG (page_icon, header)
- local_workspace.html: ✏️🗑 ✕→SVG (rename, delete, clear buttons, rename modal)
- base.html: ✏️🗑️📁📄→SVG (context menus Rename/Delete/New File/Folder)
  + pageIcon default '📁'→'folder', modal title '📁 New Folder'→SVG
- 143 tests passent

app/templates/local_workspace.html

@@ -2207,7 +2207,7 @@ console.log('FLOWDECK v2.4.6 — IIFE done, _wsInitData keys:', Object.keys(wind
     <button class="filter-chip" :class="{ active: filterType === 'image' }" @click="filterByType('image')" title="Images" x-html="getSvgIcon('image',14)"></button>
     <button class="filter-chip" :class="{ active: filterType === 'code' }" @click="filterByType('code')" title="Code" x-html="getSvgIcon('file',14)"></button>
     <button class="filter-chip" :class="{ active: filterType === 'text' }" @click="filterByType('text')" title="Text" x-html="getSvgIcon('file',14)"></button>
-    <span x-show="filterType || searchQuery" class="filter-clear" @click="filterType='', searchQuery='', doFilter()">✕ clear</span>
+    <span x-show="filterType || searchQuery" class="filter-clear" @click="filterType='', searchQuery='', doFilter()">clear</span>
   </div>
 
   <ul class="ws-tree" x-show="viewMode==='tree' && (displayTree.length>0 || (currentFolder > 0))" @click="handleTreeAction($event)">
@@ -2321,7 +2321,7 @@ console.log('FLOWDECK v2.4.6 — IIFE done, _wsInitData keys:', Object.keys(wind
         <span style="font-size:10px;opacity:.7" x-text="'('+t.count+')'"></span>
       </button>
     </template>
-    <button x-show="tagFilter" class="tag-chip rm-btn" @click="tagFilter='', doFilter()" style="margin-left:4px;">✕ clear</button>
+    <button x-show="tagFilter" class="tag-chip rm-btn" @click="tagFilter='', doFilter()" style="margin-left:4px;">clear</button>
   </div>
 
   <!-- Filter table (shown when search/filter/tag is active) -->
@@ -2544,7 +2544,7 @@ console.log('FLOWDECK v2.4.6 — IIFE done, _wsInitData keys:', Object.keys(wind
   <!-- Rename Modal -->
   <div class="modal-overlay" x-show="showRename" @click.outside="showRename=false" @keydown.escape="showRename=false" style="display:none">
     <div class="modal-box">
-      <h3>✏️ Rename</h3>
+      <h3>{{ fd_icon("edit",14) }} Rename</h3>
       <p class="modal-sub">Rename <strong x-text="target?.name"></strong></p>
       <input class="modal-input" x-model="newName" @keydown.enter="doRename" x-ref="rinp">
       <div class="modal-actions">