refactor: remove legacy chat service, migrate chat-widget to Directus conversations

locales/de.json

@@ -150,7 +150,8 @@
     "placeholder": "Nachricht schreiben...",
     "encrypted": "Ende-zu-Ende verschlüsselt",
     "startConversation": "Starte eine Unterhaltung mit dem Anbieter.",
-    "send": "Senden"
+    "send": "Senden",
+    "unavailable": "Chat nicht verfügbar"
   },
   "create": {
     "title": "Anzeige erstellen",

locales/en.json

@@ -150,7 +150,8 @@
     "placeholder": "Write a message...",
     "encrypted": "End-to-end encrypted",
     "startConversation": "Start a conversation with the seller.",
-    "send": "Send"
+    "send": "Send",
+    "unavailable": "Chat unavailable"
   },
   "create": {
     "title": "Create Listing",

locales/fr.json

@@ -150,7 +150,8 @@
     "placeholder": "Écrire un message...",
     "encrypted": "Chiffré de bout en bout",
     "startConversation": "Démarrez une conversation avec le vendeur.",
-    "send": "Envoyer"
+    "send": "Envoyer",
+    "unavailable": "Chat non disponible"
   },
   "create": {
     "title": "Créer une annonce",