feat(ui): polish domains, storage, env vars and resource nav

Improve project resource UIs: sort domains by DNS failure, stop re-adding www pairs on refresh, lazy-load storage tabs with counts, tighten env-var tables, keep application tabs active across Livewire polls, unify database type labels, and update related CSS/JS and tests.

tests/Feature/ResourceLimitsCpuDocsHeaderTest.php

@@ -0,0 +1,16 @@
+<?php
+
+/**
+ * Docker CPU constraints docs link belongs in the CPU section header as a button.
+ */
+test('resource limits cpu docs link is a header action button', function () {
+    $view = file_get_contents(resource_path('views/livewire/project/shared/resource-limits.blade.php'));
+
+    expect($view)
+        ->toContain('<x-slot:actions>')
+        ->toContain('Docker CPU constraints')
+        ->toContain('https://docs.docker.com/engine/containers/resource_constraints/#cpu')
+        ->toContain('class="button"')
+        ->toContain('name="external-link"')
+        ->not->toContain('mt-4 inline-flex items-center gap-1 text-xs text-neutral-500');
+});