another step just a little remaining

client/messages/en.json

@@ -8,5 +8,17 @@
     "light_mode": "Light mode",
     "direction_ltr": "Switch to LTR",
     "direction_rtl": "Switch to RTL"
+  },
+  "toastDemo": {
+    "title": "Toast Notifications Demo",
+    "subtitle": "Click a button to trigger each toast type",
+    "success_btn": "Success",
+    "error_btn": "Error",
+    "warning_btn": "Warning",
+    "info_btn": "Info",
+    "success_msg": "Profile saved successfully!",
+    "error_msg": "Failed to load data. Please try again.",
+    "warning_msg": "Your session will expire in 5 minutes.",
+    "info_msg": "A new version of the app is available."
   }
 }