feat(ui): polish DB public access, backups, and nav

Gate public TCP proxy until a port is set, show loading while saving
access, and open proxy logs in process-dialog. Compact backup
execution actions, add Postgres general section anchors, and tint
resource Actions icons with warning color.

tests/Feature/DatabaseRestoreDialogTest.php

@@ -0,0 +1,10 @@
+<?php
+
+test('database restore output opens in the centered process dialog', function () {
+    $view = file_get_contents(resource_path('views/livewire/project/database/import-form.blade.php'));
+
+    expect($view)
+        ->toContain('<x-process-dialog @databaserestore.window="processDialogOpen = true" closeWithX size="xl">')
+        ->toContain('<livewire:activity-monitor wire:key="database-restore-{{ $resourceUuid }}" header="Logs" fullHeight />')
+        ->not->toContain('<x-slide-over @databaserestore.window="slideOverOpen = true"');
+});