graphql(query): expose __typename and timestamps one some nodes

app/graphql/api/v2/stored_query.rb

@@ -242,6 +242,7 @@ class API::V2::StoredQuery
   }
 
   fragment DossierFragment on Dossier {
+    __typename
     id
     number
     archived
@@ -463,6 +464,7 @@ class API::V2::StoredQuery
     __typename
     label
     stringValue
+    updatedAt
     ... on DateChamp {
       date
     }
@@ -592,11 +594,13 @@ class API::V2::StoredQuery
 
 
   fragment FileFragment on File {
+    __typename
     filename
     contentType
     checksum
     byteSize: byteSizeBigInt
     url
+    createdAt
   }
 
   fragment AddressFragment on Address {
@@ -643,6 +647,7 @@ class API::V2::StoredQuery
   fragment PageInfoFragment on PageInfo {
     hasPreviousPage
     hasNextPage
+    startCursor
     endCursor
   }
   GRAPHQL