Add new field in conversation members table to ease database access

src/api_data/conversation_api.rs

@@ -11,6 +11,7 @@ use crate::helpers::calls_helper;
 struct ConversationMembersAPI {
     user_id: u64,
     last_message_seen: u64,
+    last_access: u64,
     following: bool,
     is_admin: bool,
 }
@@ -37,6 +38,7 @@ impl ConversationMembersAPI {
             last_message_seen: m.last_message_seen,
             following: m.following,
             is_admin: m.is_admin,
+            last_access: m.last_access,
         }
     }
 }