A notebook for the work.

A documented release record tying an immutable artifact to configuration, checks and rollback conditions.

• Release manifests
• HTTP
• Containers

A test design for a repeatable scheduled job, including missed runs, overlap and a bounded unit of work.

• systemd
• Checkpoints
• Linux

A restore-drill notebook that separates backup retrieval, application validation and cleanup evidence.

• SQLite
• Checksums
• Isolated restores

A configuration and alert review method for small services with explicit ownership and change records.

• Configuration
• Structured events
• Alert rules