- check if top bar is in ListsScreen
- check if goBackIcon is null

- Sets isLoading = true while waiting for the result.
- resets isLoading to false

- track isLoading + load lists if isLoading is true

- create SharedUsers model

- center aligned list share row
- style list share text

- show original lists if input is empty
- if not show lists filtered by input

- keep search input when done is clicked

- can navigate back

- add rightText, right Icon param
- check if new params

- add params for top bar

- require userId + request as params
- return a ListModel object

- rename file

- if empty, set isError to be true + show error message
- if not call viewmodel for updating item

- if so so error message

- apply custom button styling

- show dropdown when add button in List Screen is clicked
- navigate to create new list scree when

- show add list form when add button is clicked

- create error messaging parsing function

- share list to email address