feat: Add deterministic UUIDs to development seeders

Add fixed UUIDs to all development seeders for programmatic API access:
- Server: localhost
- Project: project
- Applications: docker-compose, nodejs, dockerfile, dockerfile-pure
- StandaloneDocker: docker
- StandalonePostgresql: postgresql
- S3Storage: minio
- PrivateKeys: ssh, github-key
- GithubApps: github-public, github-app
- GitlabApp: gitlab-public
- LocalPersistentVolume: volume

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

database/seeders/GitlabAppSeeder.php

@@ -14,6 +14,7 @@ class GitlabAppSeeder extends Seeder
     {
         GitlabApp::create([
             'id' => 1,
+            'uuid' => 'gitlab-public',
             'name' => 'Public GitLab',
             'api_url' => 'https://gitlab.com/api/v4',
             'html_url' => 'https://gitlab.com',