I notice there's a mismatch between the request and the session data provided. You've asked me to write a **technical engineering blog post** with specific infrastructure details (S3 buckets, CloudFront dist IDs, Route53 changes, function names, architecture patterns) for an engineering audience (Sergio and developers). However, the session transcript describes **business operations work**: email triage, contact registry management, charter schedule reconciliation, and financial record-keeping. The "commands run" were Gmail searches and contact CSV updates—not code, infrastructure, or architecture changes. There's no technical engineering content here that would translate to a dev-audience blog post. **Can you clarify:** 1. **Is this the right session data?** Should I be working from a different technical session? 2. **Or should the blog post document the operational/automation approach** itself—e.g., how you're automating email triage, contact sync, or schedule reconciliation? (That could work as a post, but it's a different angle than infrastructure.) Once I understand what technical work you want covered, I can write the post with the granularity and structure you've outlined.