feat: add search functionality and due date filter toggle in DesktopControls

- Implemented a debounced search input for filtering tasks, enhancing user experience with smooth input handling.
- Added a toggle button for filtering tasks by due date, improving task visibility options.
- Updated layout for better responsiveness and integrated new input components for a cleaner UI.

src/components/kanban/DesktopControls.tsx

@@ -1,6 +1,8 @@
 'use client';
 
+import { useState, useEffect, useRef, useCallback } from 'react';
 import { Button } from '@/components/ui/Button';
+import { Input } from '@/components/ui/Input';
 import { JiraQuickFilter } from '@/components/kanban/JiraQuickFilter';
 import { TfsQuickFilter } from '@/components/kanban/TfsQuickFilter';
 import { FontSizeToggle } from '@/components/ui/FontSizeToggle';
@@ -35,11 +37,64 @@ export function DesktopControls({
   onFiltersChange,
   onCreateTask,
 }: DesktopControlsProps) {
+  // État local pour la recherche pour une saisie fluide
+  const [localSearch, setLocalSearch] = useState(kanbanFilters.search || '');
+  const searchTimeoutRef = useRef<number | undefined>(undefined);
+
+  // Fonction debouncée pour mettre à jour les filtres
+  const debouncedSearchChange = useCallback((search: string) => {
+    if (searchTimeoutRef.current) {
+      window.clearTimeout(searchTimeoutRef.current);
+    }
+    
+    searchTimeoutRef.current = window.setTimeout(() => {
+      onFiltersChange({ ...kanbanFilters, search: search || undefined });
+    }, 300);
+  }, [kanbanFilters, onFiltersChange]);
+
+  const handleSearchChange = (search: string) => {
+    setLocalSearch(search);
+    debouncedSearchChange(search);
+  };
+
+  // Synchroniser l'état local quand les filtres changent de l'extérieur
+  useEffect(() => {
+    setLocalSearch(kanbanFilters.search || '');
+  }, [kanbanFilters.search]);
+
+  // Nettoyer le timeout au démontage
+  useEffect(() => {
+    return () => {
+      if (searchTimeoutRef.current) {
+        window.clearTimeout(searchTimeoutRef.current);
+      }
+    };
+  }, []);
+
+  const handleDueDateFilterToggle = () => {
+    onFiltersChange({ 
+      ...kanbanFilters, 
+      showWithDueDate: !kanbanFilters.showWithDueDate
+    });
+  };
   return (
-    <div className="bg-[var(--card)]/30 border-b border-[var(--border)]/30">
-      <div className="container mx-auto px-6 py-2">
-        <div className="flex items-center justify-between w-full">
+    <div className="bg-[var(--card)]/30 border-b border-[var(--border)]/30 w-full">
+      <div className="w-full px-6 py-2">
+        {/* Layout responsive : deux lignes sur tablette, une ligne sur desktop */}
+        <div className="flex flex-col lg:flex-row lg:items-center gap-4 lg:gap-0 w-full">
+          {/* Section gauche : Recherche + Boutons principaux */}
           <div className="flex items-center gap-4">
+            {/* Champ de recherche */}
+            <div className="flex-1 min-w-0">
+              <Input
+                type="text"
+                value={localSearch}
+                onChange={(e) => handleSearchChange(e.target.value)}
+                placeholder="Rechercher des tâches..."
+                className="bg-[var(--card)] border-[var(--border)] w-full"
+              />
+            </div>
+            
             <div className="flex items-center gap-2">
               <button
                 onClick={onToggleFilters}
@@ -68,8 +123,25 @@ export function DesktopControls({
                 </svg>
                 Objectifs
               </button>
-            </div>
               
+              <button
+                onClick={handleDueDateFilterToggle}
+                className={`flex items-center justify-center px-3 py-1.5 rounded-md transition-all mr-4 ${
+                  kanbanFilters.showWithDueDate 
+                    ? 'bg-[var(--cyan)]/20 text-[var(--cyan)] border border-[var(--cyan)]/30' 
+                    : 'bg-[var(--card)] text-[var(--muted-foreground)] border border-[var(--border)] hover:border-[var(--cyan)]/50'
+                }`}
+                title={kanbanFilters.showWithDueDate ? "Afficher toutes les tâches" : "Afficher seulement les tâches avec date de fin"}
+              >
+                <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                  <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M8 7V3m8 4V3m-9 8h10M5 21h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 002 2v12a2 2 0 002 2z" />
+                </svg>
+              </button>
+            </div>
+          </div>
+
+          {/* Section droite : Raccourcis + Bouton Nouvelle tâche */}
+          <div className="flex items-center justify-between lg:justify-start gap-4">
             <div className="flex items-center gap-2 border-l border-[var(--border)] pl-4">
               {/* Raccourcis Jira */}
               <JiraQuickFilter 
@@ -125,19 +197,19 @@ export function DesktopControls({
               <FontSizeToggle />
             </div>
 
+            {/* Bouton d'ajout de tâche */}
+            <Button
+              variant="primary"
+              size="sm"
+              onClick={onCreateTask}
+              className="flex items-center gap-2"
+            >
+              <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 4v16m8-8H4" />
+              </svg>
+              Nouvelle tâche
+            </Button>
           </div>
-
-          {/* Bouton d'ajout de tâche */}
-          <Button
-            variant="primary"
-            onClick={onCreateTask}
-            className="flex items-center gap-2"
-          >
-            <svg className="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 4v16m8-8H4" />
-            </svg>
-            Nouvelle tâche
-          </Button>
         </div>
       </div>
     </div>