hunk.code_window:         actionDefinitionToOrdJSON :: ActionDefinitionInput -> AO.Value
           actionDefinitionToOrdJSON (ActionDefinition args outputType kind headers frwrdClientHdrs handler) =
             AO.object $ [ ("kind", AO.toOrdered kind)
                         , ("handler", AO.toOrdered handler)
                         , ("arguments", AO.array $ map argDefinitionToOrdJSON args)
                         , ("output_type", AO.toOrdered outputType)
                         ]
             <> [("forward_client_headers", AO.toOrdered frwrdClientHdrs) | frwrdClientHdrs]
             <> catMaybes [ listToMaybeOrdPair "headers" AO.toOrdered headers
  
hunk.labels: keep keep keep keep replace keep keep keep keep
hunk.file_path: server/src-lib/Hasura/RQL/DDL/Metadata/Types.hs
hunk.type: replace
file: This app uses environment variables.
  
  ```
  REACT_APP_GRAPHQL_URL=https://hasura-todo-test.herokuapp.com/v1/graphql
  
  REACT_APP_REALTIME_GRAPHQL_URL=wss://hasura-todo-test.herokuapp.com/v1/graphql
  
  REACT_APP_CALLBACK_URL=http://localhost:3000/callback
  
  REACT_APP_AUTH0_DOMAIN=todo-hasura-test.auth0.com
  
  REACT_APP_AUTH0_CLIENT_ID=lgKxyHzCDUWCALdAOkjg3QI2D6eglGes
  ```
  
  Create a `.env` file and apply these environment variables to work with your React app. Replace it with your Auth0 values appropriately.
  