Form inputs for array Ecto types in Phoenix

Topics:

Did you know you could use Elixir Maps and Lists in your Ecto schemas?

Have you ever tried making an edit form for a collection type? We'll do that today, starting from the basic Phoenix app from last time.

(Source code available for premium members)

Follow-up episode: https://alchemist.camp/episodes/custom-form-input

Level up your Elixir skills

How would one limit the number of array items added to a form, given that the limit would be coming from some configuration file?