Moving customization to json level

back/app/template/models.py

@@ -33,16 +33,22 @@ class ProvisionTemplate(CrudDocument):
 
 
 class ProvisionReference(BaseModel):
-    provision_template_id: str = Field(foreignKey={
-        "reference": {
-            "resource": "template/provision",
-            "schema": "ProvisionTemplate",
-        }
-    })
+    provision_template_id: str = Field(
+        foreignKey={
+            "reference": {
+                "resource": "template/provision",
+                "schema": "ProvisionTemplate",
+            },
+        },
+        props={"test": "test"}
+    )
 
 
 class ContractTemplate(CrudDocument):
     name: str
     parties: List[PartyTemplate] = []
-    provisions: List[ProvisionReference] = []
+    provisions: List[ProvisionReference] = Field(
+        default=[],
+        props={"items-per-row": "1"}
+    )