Add a widget to display the current date alongside weather information

Introduce a new DateWidget component, integrated into the main layout to display the current date, and refactor WeatherWidget to remove redundant date formatting.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: d43bd811-9372-45a7-8ac9-4a954c0538e1
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/1957c339-2757-4d1f-8e92-e9f71a1ce58e/d43bd811-9372-45a7-8ac9-4a954c0538e1/dB3dp7l

client/src/components/DateWidget.tsx

@@ -0,0 +1,34 @@
+import { Card, CardContent } from "@/components/ui/card";
+import { Calendar } from "lucide-react";
+
+const formatDate = (date: Date): string => {
+  return date.toLocaleDateString('fr-FR', {
+    weekday: 'long',
+    year: 'numeric',
+    month: 'long',
+    day: 'numeric'
+  });
+};
+
+
+
+export default function DateWidget() {
+  const now = new Date();
+
+  return (
+    <Card className="bg-gradient-to-r from-white to-slate-50 dark:from-slate-800 dark:to-slate-900 border-slate-200 dark:border-slate-700 shadow-lg hover:shadow-xl transition-all duration-300">
+      <CardContent className="p-4">
+        <div className="flex items-center gap-3">
+          <div className="p-2 bg-slate-100 dark:bg-slate-700 rounded-full">
+            <Calendar className="h-5 w-5 text-slate-600 dark:text-slate-300" />
+          </div>
+          <div className="flex flex-col">
+            <span className="text-slate-700 dark:text-slate-200 font-semibold text-sm capitalize">
+              {formatDate(now)}
+            </span>
+          </div>
+        </div>
+      </CardContent>
+    </Card>
+  );
+}