feat: add in-app notifications system with bell icon, polling, and notifications page

locales/de.json

@@ -265,6 +265,16 @@
     "currency": "Währung",
     "currencyChanged": "Währung geändert"
   },
+  "notifications": {
+    "title": "Benachrichtigungen",
+    "empty": "Keine Benachrichtigungen",
+    "markAllRead": "Alle als gelesen markieren",
+    "listing_created": "Deine Anzeige wurde erstellt",
+    "listing_published": "Deine Anzeige wurde veröffentlicht",
+    "listing_expired": "Deine Anzeige ist abgelaufen",
+    "new_message": "Du hast eine neue Nachricht",
+    "favorite_added": "Jemand hat deine Anzeige gemerkt"
+  },
   "payment": {
     "title": "Zahlung",
     "listingFee": "Anzeigengebühr",

locales/en.json

@@ -265,6 +265,16 @@
     "currency": "Currency",
     "currencyChanged": "Currency changed"
   },
+  "notifications": {
+    "title": "Notifications",
+    "empty": "No notifications",
+    "markAllRead": "Mark all as read",
+    "listing_created": "Your listing has been created",
+    "listing_published": "Your listing has been published",
+    "listing_expired": "Your listing has expired",
+    "new_message": "You have a new message",
+    "favorite_added": "Someone saved your listing"
+  },
   "payment": {
     "title": "Payment",
     "listingFee": "Listing Fee",

locales/fr.json

@@ -265,6 +265,16 @@
     "currency": "Devise",
     "currencyChanged": "Devise modifiée"
   },
+  "notifications": {
+    "title": "Notifications",
+    "empty": "Aucune notification",
+    "markAllRead": "Tout marquer comme lu",
+    "listing_created": "Votre annonce a été créée",
+    "listing_published": "Votre annonce a été publiée",
+    "listing_expired": "Votre annonce a expiré",
+    "new_message": "Vous avez un nouveau message",
+    "favorite_added": "Quelqu'un a sauvegardé votre annonce"
+  },
   "payment": {
     "title": "Paiement",
     "listingFee": "Frais d'annonce",