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/PrivateKeySeeder.php

@@ -13,6 +13,7 @@ class PrivateKeySeeder extends Seeder
     public function run(): void
     {
         PrivateKey::create([
+            'uuid' => 'ssh',
             'team_id' => 0,
             'name' => 'Testing Host Key',
             'description' => 'This is a test docker container',
@@ -27,6 +28,7 @@ uZx9iFkCELtxrh31QJ68AAAAEXNhaWxANzZmZjY2ZDJlMmRkAQIDBA==
         ]);
 
         PrivateKey::create([
+            'uuid' => 'github-key',
             'team_id' => 0,
             'name' => 'development-github-app',
             'description' => 'This is the key for using the development GitHub app',