Updated device shared fields to provide selections for model and command

Allows you to quickly create a device with safe defaults instead of being forced to pick each time.

Milestone: minor

app/templates/devices/shared/_fields.html.erb

@@ -5,7 +5,10 @@
       <%= scope(:popover_trigger_button, tip: :info, target: :model).render %>
     </label>
 
-    <%= form.select :model_id, select_options_for(models), id: :device_model_id, class: :value %>
+    <%= form.select :model_id,
+                    select_options_for(models, default: default_option(models, "TRMNL OG (2-bit)")),
+                    id: :device_model_id,
+                    class: :value %>
   <% end %>
 
   <%= scope(:form_field, key: :playlist_id, errors:).render do %>
@@ -137,7 +140,10 @@
     </label>
 
     <%= form.select :command,
-                    select_options(translate("devices.shared._fields.commands")),
+                    select_options(
+                      translate("devices.shared._fields.commands"),
+                      default: ["None", "none"]
+                    ),
                     id: :device_command,
                     class: :value %>
   <% end %>

spec/features/devices_spec.rb

@@ -12,12 +12,12 @@ RSpec.describe "Devices", :db do
     model
     visit routes.path(:devices)
     click_link "New"
-    select "None", from: "Command"
+    select model.label, from: "device[model_id]"
+    fill_in "device[mac_address]", with: "Bogus!"
     click_button "Save"
 
-    expect(page).to have_text("must be filled")
+    expect(page).to have_text("is in invalid format")
 
-    select model.label, from: "device[model_id]"
     fill_in "device[mac_address]", with: "AA:BB:CC:11:22:33"
     click_button "Save"
     click_link "View"