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[DEMO] Internal Tools Migration

Start Date: 9 months ago Deadline: 4 months ago

Post-mortem: lessons learned

Alice Demo
  • Bob Demo

    The dual-write phase saved us. Rolling that back twice was painful but each rollback taught us something.

  • Dave Demo

    Underestimated the runbook effort. Next time, runbook should ship before the cutover, not after.

  • Alice Demo

    Agreed. Adding 'Runbook complete' as a hard gate to the next migration template.