Build the selected version
Use Java 21 and Maven. Pin the framework dependencies through the correct BOM, build a clean checkout, and preserve the resulting artifacts and source reference.
Configure dependenciesSelf-host a QQQ application
Run your Java application on infrastructure you manage. Validate the exact release and plan the operational work alongside application development.
Configure the application
Supply the database schema and backend settings, an actual authentication provider, application permissions, and secrets. Environment names and ports come from the selected application.
Read deployment guidanceOperate and recover
Provision TLS, monitoring, logs, backup and restore, resource limits, and a rollback process. Capacity and infrastructure cost depend on your workload.
Plan backups and restoreStart locally
The sample uses local H2 and explicitly enabled mock authentication with synthetic data. It is a development example, not a production deployment configuration.
Run the sample