fix: WORKSPSACES section + remaining emoji icons replaced

- base.html: séparateur entre version et Log out, _local_workspaces_for_user
- board.py: _local_workspaces_for_user helper, app_version, fix emoji icons
- dashboard.py: _local_workspaces_for_user helper
- library.html: 📚📁📄🕒⭐👥🌐🔒📦 → SVG + icon map
- workspaces.html: 📁🔍🗑📝 → SVG
- local_workspace.html: page_icon, empty states, icon functions → SVG
- settings.html: 👤🔔 → SVG nav icons
- _icons.html: +'bell' icon
- CSS: .nav-icon-inline, .empty-state-icon
- 143 tests passent

app/templates/local_workspace.html

@@ -1,10 +1,10 @@
 {% extends "base.html" %}
 {% block page_title %}{{ workspace_name }}{% endblock %}
 {% block title_prefix %}{{ workspace_name }}{% endblock %}
-{% block page_icon %}📁{% endblock %}
+{% block page_icon %}{{ fd_icon("folder",18) }}{% endblock %}
 
 {% block topbar %}
-{% set page_icon = "📁" %}
+{% set page_icon = "folder" %}
 {% set page_title = workspace_name %}
 {% include '_header.html' %}
 {% endblock %}
@@ -377,7 +377,7 @@ window._wsInitData = (function() {
     sortBy: '',
     viewMode: localStorage.getItem('fd_default_view') || 'tree',
     viewMenuOpen: false,
-    viewIcons: {tree:'🌳',list:'📋',details:'📊',title:'🏷️',content:'📝'},
+    viewIcons: {tree:'',list:'',details:'',title:'',content:''},
     viewLabels: {tree:'Tree',list:'List',details:'Details',title:'Cards',content:'Content'},
 
     // Context menu
@@ -677,7 +677,7 @@ window._wsInitData = (function() {
     async _loadPreviewContent(node) {
       if (node.is_folder) {
         this.previewPanelContent = '<div style="text-align:center;padding:40px;color:var(--text-secondary)">'
-          + '<span style="font-size:48px;display:block;margin-bottom:12px">📁</span>'
+          + '<span class="empty-state-icon">'+getSvgIcon('folder',32)+'</span>'
           + '<div style="font-size:14px">' + (node.child_count||0) + ' item(s)</div>'
           + '<a href="/local-workspace?folder=' + node.id + '" class="btn btn-secondary" style="display:inline-block;text-decoration:none;margin-top:16px">Open folder</a>'
           + '</div>';
@@ -719,7 +719,7 @@ window._wsInitData = (function() {
             }
           } catch(e) {}
           preview = '<div style="text-align:center;padding:20px;color:var(--text-secondary)">'
-            + '<span style="font-size:48px;display:block;margin-bottom:8px">📄</span>'
+            + '<span class="empty-state-icon">'+getSvgIcon('file',32)+'</span>'
             + (node.size_display || '') + ' — open to view</div>';
         } else if (format === 'blocks') {
           try {
@@ -1475,23 +1475,23 @@ window._wsInitData = (function() {
 
     // ── File type icon ──
     _fileIcon(name, isFolder, contentFormat) {
-      if (isFolder) return '📁';
+      if (isFolder) return '<span class="page-icon-svg">'+getSvgIcon('folder',14)+'</span>';
       // FlowDeck internal pages (no extension, blocks/markdown format)
-      if (contentFormat && contentFormat !== 'file') return '📝';
+      if (contentFormat && contentFormat !== 'file') return '<span class="page-icon-svg">'+getSvgIcon('edit',14)+'</span>';
       var n = (name || '').toLowerCase();
       if (/\.(png|jpe?g|gif|webp|svg|bmp|ico)$/.test(n)) return '🖼️';
       if (/\.pdf$/.test(n)) return '📕';
-      if (/\.(md|markdown)$/.test(n)) return '📝';
+      if (/\.(md|markdown)$/.test(n)) return '<span class="page-icon-svg">'+getSvgIcon('edit',14)+'</span>';
       if (/\.(py)$/.test(n)) return '🐍';
       if (/\.(js|jsx|ts|tsx)$/.test(n)) return '📜';
       if (/\.(html?|xml)$/.test(n)) return '🌐';
       if (/\.css$/.test(n)) return '🎨';
-      if (/\.json$/.test(n)) return '📋';
+      if (/\.json$/.test(n)) return '<span class="page-icon-svg">'+getSvgIcon('file',14)+'</span>';
       if (/\.sql$/.test(n)) return '🗃️';
       if (/\.(sh|bash|zsh)$/.test(n)) return '💻';
       if (/\.ps1$/.test(n)) return '⚡';
       if (/\.(rs|go|java|rb|php|c|cpp|h|swift|kt|scala|r)$/.test(n)) return '📜';
-      if (/\.(txt|log)$/.test(n)) return '📄';
+      if (/\.(txt|log)$/.test(n)) return '<span class="page-icon-svg">'+getSvgIcon('file',14)+'</span>';
       if (/\.(zip|tar|gz|rar|7z)$/.test(n)) return '📦';
       return '📄';
     },