fix(ui): improve responsive project headings and controls

Refine mobile layout for project resource pages by making breadcrumbs and status blocks responsive, improving dropdown and checkbox touch behavior, and adding support for custom modal triggers. Add feature tests covering breadcrumb visibility and responsive checkbox layout.

resources/views/livewire/source/github/change.blade.php

@@ -271,7 +271,7 @@
                             <div>You need to register a GitHub App before using this source.</div>
                         @endif
 
-                        <div class="flex flex-col gap-2 pt-4 w-96">
+                        <div class="flex w-full flex-col gap-2 pt-4 sm:w-96">
                             <x-forms.checkbox disabled id="default_permissions" label="Mandatory"
                                 helper="Contents: read<br>Metadata: read<br>Email: read" />
                             <x-forms.checkbox id="preview_deployment_permissions" label="Preview Deployments "