Page Projets : copie URL dans le menu ⋯ + refonte thème barre Fusion/Spark (#44, #45)

app/templates/_header.html

@@ -39,7 +39,7 @@
         ("activity", "/activity", "📰", "Activité"),
     ]),
     ("outils", "Outils", [
-        ("search", "/search", "🔍", "Recherche"),
+        ("search", "/search", "", "Recherche"),
         ("capture", "/capture", "⚡", "Capture"),
         ("archives", "/archives", "🗄️", "Archives"),
         ("wall", "/wall", "🖥️", "Wallboard"),
@@ -164,7 +164,6 @@
         {% if repo_info is defined and repo_info and repo_info.html_url %}
         <a href="{{ repo_info.html_url }}" target="_blank" rel="noopener" class="nav-pill" title="Ouvrir ce dépôt dans Gitea">🔗 Gitea ↗</a>
         {% endif %}
-        <button type="button" class="nav-pill palette-trigger topbar-search" title="Recherche et commandes (Ctrl+K)">🔍</button>
     </div>
     <script src="/static/js/nav.js?v={{ version }}" defer></script>
 </header>