add entities

config.jsonc

@@ -505,7 +505,26 @@
     "id" and "name" keys are required. If "alternativeNames" is present, these
     will act as synonyms when autocompleting values entered as annotations.
     */
-    "entities": [],
+    "entities": [
+        {
+            "id": "group",
+            "title": "Group",
+            "keys": [
+                {"id": "id", "title": "ID", "type": "string"},
+                {"id": "name", "title": "Name", "type": "string"},
+                {"id": "description", "title": "Description", "type": "text"}
+            ]
+        },
+        {
+            "id": "publication",
+            "title": "Publication",
+            "keys": [
+                {"id": "id", "title": "ID", "type": "string"},
+                {"id": "name", "title": "Name", "type": "string"},
+                {"id": "description", "title": "Description", "type": "text"}
+            ]
+        }
+    ],
     /*
     "flags", if set to true, will cause flag icons to appear in filters.
     */