The operational problem
Technical documentation often falls behind the codebase because updates depend on manual discipline across multiple teams and delivery cycles.
What changes for the service
A documentation agent analyzes repository changes, builds evidence, generates structured documentation, validates outputs against templates, and opens reviewable updates.
How it works in the service
Inside the service
Design documentation, architecture notes, and diagrams are kept in step with repository changes and proposed as reviewable pull requests. Technical review is not replaced; the manual effort of writing the first version is.
Why it is delivered this way
Current documentation is part of operational resilience — for transition, onboarding, compliance, and handover. RED Reply treats keeping it current as service work, with an engineer approving every change before it lands.
Accountable delivery
This capability is not sold as a product. RED Reply operates it as part of a managed service, with named service roles responsible for quality, escalation, and outcomes. Automated steps are scoped, logged, and reversible, and the actions that change a system or reach a customer stay under human control.
What it uses and produces
Inputs
- Code changes
- Configuration changes
- Existing documentation
- Repository metadata
- Pull request context
Outputs
- Functional design documentation
- Business design documentation
- Architecture decision documentation
- Mermaid diagrams
- Documentation pull requests
Integrations
- GitHub
- CI workflow
- Repository parser
- Documentation templates
How it is built
The pattern combines deterministic evidence extraction with schema-constrained generation and validation, keeping AI output inside a review and governance workflow.
