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FDE Capstone: The Warehouse Got the Same Order Three Times

From a customer's CSV to deduplicated reservations and handoff

중급 · Lessons 34 · Lab 10

Curriculum

Turn customer needs into a contract

Business state beyond the response

The response vanished, but the order survived reading
Check: A retry is not a new order quiz

Build, verify, and hand over

Failures you could have stopped before installing

The one order after the green light

Putting a number on fast

Operations handoff and incident drills

Integrating behind a corporate proxy

Logs that cannot leave, and support bundles

Backup and rollback rehearsal

Installing as a service on a customer VM

Importing images into an air-gapped cluster