feat: add dynamic cols to member overview and checkbox to form

lib/mv_web/live/custom_field_live/form.ex

@@ -18,6 +18,7 @@ defmodule MvWeb.CustomFieldLive.Form do
   - description - Human-readable explanation
   - immutable - If true, values cannot be changed after creation (default: false)
   - required - If true, all members must have this custom field (default: false)
+  - show_in_overview - If true, this custom field will be displayed in the member overview table (default: true)
 
   ## Value Type Selection
   - `:string` - Text data (unlimited length)
@@ -60,6 +61,7 @@ defmodule MvWeb.CustomFieldLive.Form do
         <.input field={@form[:description]} type="text" label={gettext("Description")} />
         <.input field={@form[:immutable]} type="checkbox" label={gettext("Immutable")} />
         <.input field={@form[:required]} type="checkbox" label={gettext("Required")} />
+        <.input field={@form[:show_in_overview]} type="checkbox" label={gettext("Show in overview")} />
 
         <.button phx-disable-with={gettext("Saving...")} variant="primary">
           {gettext("Save Custom field")}