From ff8b019296025bdf0e8a08c1989b270193edddc4 Mon Sep 17 00:00:00 2001
From: Andras Bacsai <5845193+andrasbacsai@users.noreply.github.com>
Date: Mon, 31 Aug 2026 21:12:28 +0200
Subject: [PATCH] fix(application): defer Docker Compose loading and preserve
 domains

Load the compose file only after the user confirms its location, initialize the default compose path when switching build packs, and retain existing application domains.
---
 app/Livewire/Project/Application/General.php  | 22 ++----------
 .../project/application/general.blade.php     |  3 +-
 ...pplicationGeneralBuildpackSelectorTest.php | 35 +++++++++++++++++++
 .../Feature/ApplicationGeneralLayoutTest.php  |  8 +++++
 4 files changed, 47 insertions(+), 21 deletions(-)

diff --git a/app/Livewire/Project/Application/General.php b/app/Livewire/Project/Application/General.php
index c5015dccc..0c424631f 100644
--- a/app/Livewire/Project/Application/General.php
+++ b/app/Livewire/Project/Application/General.php
@@ -321,17 +321,6 @@ public function mount()
             }
         }
         $this->initialDockerComposeLocation = $this->application->docker_compose_location;
-        if ($this->application->build_pack === 'dockercompose' && ! $this->application->docker_compose_raw) {
-            // Only load compose file if user has update permission
-            try {
-                $this->authorize('update', $this->application);
-                $this->initLoadingCompose = true;
-                $this->dispatch('info', 'Loading docker compose file.');
-            } catch (AuthorizationException $e) {
-                // User doesn't have update permission, skip loading compose file
-            }
-        }
-
         if (str($this->application->status)->startsWith('running') && is_null($this->application->config_hash)) {
             $this->dispatch('configurationChanged');
         }
@@ -608,14 +597,9 @@ public function updatedBuildPack()
             $this->resetDefaultLabels(false);
         }
         if ($this->buildPack === 'dockercompose') {
-            // Only update if user has permission
-            try {
-                $this->authorize('update', $this->application);
-                $this->fqdn = null;
-                $this->application->fqdn = null;
-                $this->application->settings->save();
-            } catch (AuthorizationException $e) {
-                // User doesn't have update permission, just continue without saving
+            if (blank($this->dockerComposeLocation)) {
+                $this->dockerComposeLocation = '/docker-compose.yaml';
+                $this->application->docker_compose_location = $this->dockerComposeLocation;
             }
         }
         if ($this->buildPack === 'static') {
diff --git a/resources/views/livewire/project/application/general.blade.php b/resources/views/livewire/project/application/general.blade.php
index 7384067f9..d301b55b5 100644
--- a/resources/views/livewire/project/application/general.blade.php
+++ b/resources/views/livewire/project/application/general.blade.php
@@ -119,8 +119,7 @@
                 @else
                     <div class="flex flex-col gap-5">
                         @if ($buildPack === 'dockercompose')
-                            <div class="flex flex-col gap-2"
-                                @can('update', $application) x-init="$wire.dispatch('loadCompose', true)" @endcan>
+                            <div class="flex flex-col gap-2">
                                 <div x-data="{
                                     baseDir: @entangle('baseDirectory'),
                                     composeLocation: @entangle('dockerComposeLocation'),
diff --git a/tests/Feature/ApplicationGeneralBuildpackSelectorTest.php b/tests/Feature/ApplicationGeneralBuildpackSelectorTest.php
index 08f769eb6..1e341933e 100644
--- a/tests/Feature/ApplicationGeneralBuildpackSelectorTest.php
+++ b/tests/Feature/ApplicationGeneralBuildpackSelectorTest.php
@@ -15,6 +15,19 @@
 
 uses(RefreshDatabase::class);
 
+class GeneralWithoutBuildpackSubmitSideEffects extends General
+{
+    public function render(): mixed
+    {
+        return view('livewire.project.application.general');
+    }
+
+    public function submit($showToaster = true): void
+    {
+        $this->application->save();
+    }
+}
+
 beforeEach(function () {
     $this->team = Team::factory()->create();
     $this->user = User::factory()->create();
@@ -85,3 +98,25 @@
         ->assertDontSee('Railpack (Beta)')
         ->assertDontSee('Railpack (beta)');
 });
+
+test('switching from railpack to compose preserves the existing application domains', function () {
+    $application = Application::factory()->create([
+        'environment_id' => $this->environment->id,
+        'destination_id' => $this->destination->id,
+        'destination_type' => StandaloneDocker::class,
+        'build_pack' => 'railpack',
+        'static_image' => 'nginx:alpine',
+        'base_directory' => '/',
+        'fqdn' => 'https://example.com,https://www.example.com',
+        'is_http_basic_auth_enabled' => false,
+        'redirect' => 'no',
+    ]);
+
+    Livewire::test(GeneralWithoutBuildpackSubmitSideEffects::class, ['application' => $application])
+        ->assertSuccessful()
+        ->set('buildPack', 'dockercompose')
+        ->assertSet('dockerComposeLocation', '/docker-compose.yaml');
+
+    expect($application->refresh()->fqdn)
+        ->toBe('https://example.com,https://www.example.com');
+});
diff --git a/tests/Feature/ApplicationGeneralLayoutTest.php b/tests/Feature/ApplicationGeneralLayoutTest.php
index f2daac9a9..41f62022a 100644
--- a/tests/Feature/ApplicationGeneralLayoutTest.php
+++ b/tests/Feature/ApplicationGeneralLayoutTest.php
@@ -13,6 +13,14 @@
         ->toContain('Reload compose');
 });
 
+test('compose file loading waits for the user to confirm the file location', function () {
+    $view = file_get_contents(resource_path('views/livewire/project/application/general.blade.php'));
+
+    expect($view)
+        ->toContain('x-on:click="$wire.dispatch(\'loadCompose\', false)"')
+        ->not->toContain('x-init="$wire.dispatch(\'loadCompose\', true)"');
+});
+
 test('docker compose heading separates its title and action', function () {
     $view = file_get_contents(resource_path('views/livewire/project/application/general.blade.php'));