feat(member): deactivate and reactivate members via an exit-date dialog

lib/mv_web/live/member_live/show.ex

@@ -329,6 +329,14 @@ defmodule MvWeb.MemberLive.Show do
           </div>
         <% end %>
 
+        <%!-- Deactivate/reactivate sub-flow (gated on :update, owns its own modal) --%>
+        <.live_component
+          module={MvWeb.MemberLive.Show.DeactivateComponent}
+          id="member-deactivate"
+          member={@member}
+          current_user={@current_user}
+        />
+
         <%!-- Danger zone: same section pattern as section_box (h2 outside border) --%>
         <%= if can?(@current_user, :destroy, @member) do %>
           <section class="mt-8 mb-6" aria-labelledby="danger-zone-heading">