feat: broadcast appointments list updates on save

this is the broken state. Current.user will always be nil and therefore,
the edit link will fail to render for all attached clients

Author: avogel3

app/models/appointment.rb

@@ -3,6 +3,14 @@ class Appointment < ApplicationRecord
 
   validates :requested_datetime, presence: true
 
+  after_save_commit -> {
+    broadcast_replace_to(
+      "appointments_list",
+      partial: "appointments/appointment",
+      locals: { appointment: self }
+    )
+  }
+
   def created_by?(user)
     created_by == user
   end

app/views/appointments/_appointment.html.erb

@@ -19,7 +19,9 @@
     <dl class="flex w-full flex-none justify-between gap-x-8 sm:w-auto">
       <div class="flex w-16 gap-x-2.5">
         <span class="sr-only">Actions</span>
-        <%= link_to "Edit", edit_appointment_path(appointment), class: "text-xs text-indigo-500 hover:text-indigo-400", data: { turbo: false } %>
+        <% if appointment.created_by?(Current.user) %>
+          <%= link_to "Edit", edit_appointment_path(appointment), class: "text-xs text-indigo-500 hover:text-indigo-400", data: { turbo: false } %>
+        <% end %>
       </div>
     </dl>
   </div>

app/views/appointments/index.html.erb

@@ -1,3 +1,5 @@
+<%= turbo_stream_from "appointments_list" %>
+
 <div class="flex flex-col mx-auto">
   <h1 class="text-3xl font-bold tracking-tight text-gray-900">Appointments</h1>