fix(applications): harden image validation

tests/Feature/Livewire/ApplicationGeneralDockerRegistryImageValidationTest.php

@@ -0,0 +1,21 @@
+<?php
+
+use App\Livewire\Project\Application\General;
+
+it('uses safe docker registry image validation rules in the application general form', function () {
+    $component = new General;
+    $method = new ReflectionMethod($component, 'rules');
+    $rules = $method->invoke($component);
+
+    $validator = validator([
+        'dockerRegistryImageName' => 'coolify/poc$(touch /tmp/pwned)',
+        'dockerRegistryImageTag' => 'latest$(touch /tmp/pwned)',
+    ], [
+        'dockerRegistryImageName' => $rules['dockerRegistryImageName'],
+        'dockerRegistryImageTag' => $rules['dockerRegistryImageTag'],
+    ]);
+
+    expect($validator->fails())->toBeTrue()
+        ->and($validator->errors()->has('dockerRegistryImageName'))->toBeTrue()
+        ->and($validator->errors()->has('dockerRegistryImageTag'))->toBeTrue();
+});