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/StandalonePostgresqlSeeder.php

@@ -11,6 +11,7 @@ class StandalonePostgresqlSeeder extends Seeder
     public function run(): void
     {
         StandalonePostgresql::create([
+            'uuid' => 'postgresql',
             'name' => 'Local PostgreSQL',
             'description' => 'Local PostgreSQL for testing',
             'postgres_password' => 'postgres',