Templates / flowchart

Dark launch verification flow

Shipping code behind a flag, running it silently against production traffic, then flipping it on for real users.

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flowchart

flowchart TD
    ship[Ship code behind flag off] --> shadow[Run dark launch: execute silently on real traffic]
    shadow --> compare{Output matches legacy path?}
    compare -->|no| fixBug[Fix discrepancy]
    fixBug --> shadow
    compare -->|yes| enable[Enable flag for internal users]
    enable --> rollout[Gradual rollout to all users]

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