Update federated login to store metadata and have the UI pull the information from the metadata

data/database.py

@@ -116,6 +116,7 @@ class FederatedLogin(BaseModel):
   user = ForeignKeyField(User, index=True)
   service = ForeignKeyField(LoginService, index=True)
   service_ident = CharField()
+  metadata_json = TextField(default='{}')  
 
   class Meta:
     database = db