feat: Ajout de React pour le front, début de refonte du front

assets/react/app/presentation/components/Header.jsx

@@ -0,0 +1,26 @@
+import React from 'react';
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
+import { faBars } from '@fortawesome/free-solid-svg-icons';
+import { SearchBar } from './SearchBar/SearchBar.jsx';
+
+export function Header({ onMenuClick, onMangaClick, onAddMangaClick }) {
+  return (
+    <header className="bg-green-600 h-16 flex items-center fixed w-full z-50">
+      <button 
+        onClick={onMenuClick}
+        className="ml-4 text-white p-2 md:hidden"
+      >
+        <FontAwesomeIcon icon={faBars} />
+      </button>
+      <div className="flex items-center flex-1">
+        <a href="/" className="text-white text-2xl font-bold ml-4">
+          Mangarr
+        </a>
+        <SearchBar 
+          onMangaClick={onMangaClick}
+          onAddMangaClick={onAddMangaClick}
+        />
+      </div>
+    </header>
+  );
+}