Approval in backend

backend/de/basis.json

@@ -217,6 +217,10 @@
         "podcast": "Podcast",
         "context": "Kontext",
         "due": "F\u00e4llig",
-        "completed": "Beendet"
+        "completed": "Beendet",
+        "knowledge_base": "Wissen",
+        "lock": "Sperren",
+        "unlock": "Entsperren",
+        "move_rename": "Bewegen \/ umbenennen"
     }
 }