Add ExitConfirmationModal and other changes

nepalingo-web/src/components/header/ExitConfirmationModal.tsx

@@ -0,0 +1,35 @@
+import React from "react"
+interface ExitConfrimationModalProps {
+    show: boolean;
+    onConfirm: (confirm: boolean) => void;
+}
+const ExitConfrimationModal: React.FC<ExitConfrimationModalProps> = ({
+    show,
+    onConfirm
+}) => {
+    if (!show) return null;
+
+    function confirmExit(arg0: boolean): void {
+        throw new Error("Function not implemented.");
+    }
+
+    return (
+        <div className="fixed inset-0 bg-black-600 bg-opacity-50 flex items-center justify-center">
+            <div className=" bg-red p-6 rounded shadow-lg text-center">
+                <p className="mb-4">Are you sure you want to exit?</p>
+                <div className="flex justify-center space x-6">
+                    <button className="bg-red-600 text-white p-2 rounded hover:bg-red-700"
+                        onClick={() => confirmExit(true)}>
+                        Yes
+                    </button>
+                    <button className="bg-green-600 text-white p-2 rounded hover:bg-green-700"
+                        onClick={() => confirmExit(false)}>
+                        No
+
+                    </button>
+                </div>
+            </div>
+        </div>
+    );
+};
+export default ExitConfirmationModal;