[Enhancement] Add "Copy JSON" action button to help when troubleshooting (#224)

* [WIP] [skip ci]

* Added 'copy JSON' button to all dropdowns; hopefully fixed some CSS silliness

lib/pinchflat_web/controllers/settings/setting_html/setting_form.html.heex

@@ -3,7 +3,7 @@
     Oops, something went wrong! Please check the errors below.
   </.error>
 
-  <h3 class="mt-8 text-2xl text-black dark:text-white">
+  <h3 class="mt-2 md:mt-8 text-2xl text-black dark:text-white">
     Notification Settings
   </h3>
 
@@ -17,5 +17,5 @@
     placeholder="https://discordapp.com/api/webhooks/{WebhookID}/{WebhookToken}"
   />
 
-  <.button class="my-10 sm:mb-7.5 w-full sm:w-auto" rounding="rounded-lg">Save Settings</.button>
+  <.button class="mt-10 mb-4 sm:mb-8 w-full sm:w-auto" rounding="rounded-lg">Save Settings</.button>
 </.simple_form>

lib/pinchflat_web/controllers/settings/setting_html/show.html.heex

@@ -6,7 +6,7 @@
   </div>
 </div>
 <div class="rounded-sm border border-stroke bg-white px-5 py-5 shadow-default dark:border-strokedark dark:bg-boxdark sm:px-7.5">
-  <div class="max-w-full overflow-x-auto">
+  <div class="max-w-full">
     <.setting_form changeset={@changeset} action={~p"/settings"} />
   </div>
 </div>