feat(ui): add cv application frontend and configuration

src/admin/AdminProjects.jsx

@@ -0,0 +1,14 @@
+import ProjectsForm from './sections/ProjectsForm';
+import ExportButton from './components/ExportButton';
+import { useCVData } from './hooks/CVContext';
+
+export default function AdminProjects() {
+  const { data, updateProjects, exportJSON, importJSON, resetToDefault } = useCVData();
+  
+  return (
+    <div className="space-y-6">
+      <ExportButton onExport={exportJSON} onImport={importJSON} onReset={resetToDefault} />
+      <ProjectsForm data={data.projects} onUpdate={updateProjects} />
+    </div>
+  );
+}