feat(ui): unify resource nav sidebars and polish project layouts

Extract application/database/service configuration sidebars and
unified headings; improve clone-to-environment, embedded deployments,
storage actions, OAuth icons, terminal, and shared form components.

tests/Feature/DatabaseBackupsLayoutTest.php

@@ -0,0 +1,29 @@
+<?php
+
+it('matches the storage backup overview layout', function () {
+    $index = file_get_contents(resource_path('views/livewire/project/database/backup/index.blade.php'));
+    $schedules = file_get_contents(resource_path('views/livewire/project/database/scheduled-backups.blade.php'));
+    $component = file_get_contents(app_path('Livewire/Project/Database/Backup/Index.php'));
+
+    expect($index)
+        ->toContain('title="Database backups"')
+        ->toContain('Schedules')
+        ->toContain('Enabled')
+        ->toContain('Total executions')
+        ->toContain('application-settings-form flex min-w-0 flex-col gap-6')
+        ->and($schedules)
+        ->toContain('placeholder="Search backups"')
+        ->toContain('data-table overflow-hidden rounded-xl border')
+        ->toContain('<span class="block truncate text-[12px] font-semibold')
+        ->toContain('<a class="button" {{ wireNavigate() }} href="{{ $backupRoute }}">Manage</a>')
+        ->and($component)->toContain("withCount('executions')");
+});
+
+it('returns from database backup settings to the database', function () {
+    $sidebar = file_get_contents(resource_path('views/components/backup-sidebar.blade.php'));
+
+    expect($sidebar)
+        ->toContain("'back' => 'project.database.configuration'")
+        ->toContain("'Back to database'")
+        ->toContain("except('backup_uuid')");
+});