Overview I finished the DR Toolkit thinking I had covered the important parts of disaster recovery: runbooks, RTO/RPO targets, post-mortems. Then I mapped out the actual incident lifecycle and realized everything I built sits at the edges. The middle part (detecting the incident, correlating signals across regions, finding the root cause while the primary region is actively failing) was not covered. That gap is what this series is about. In the BuildWithAI: DR Toolkit on AWS series, I ran through how you can build six AI-powered tools that automate the tedious parts of DR planning, all running on serverless AWS in ap-southeast-1. Those tools handle what you do before an incident and what you do after. But the part in between, the actual incident response, none of them touch. This series covers that middle phase using AWS DevOps Agent . The demo app is PayLedger , a multi-region serverless payment ledger built specifically for this blog. It is not a real product and contains no real user data.…