cyberneticlibrary

Evaluate feature flag patterns

feature-flags-principlesskillsetup L25
irahardianto/rugged-gemini
What it does

Implement feature flag infrastructure

Best for

Gradual rollouts when requirements justify infrastructure (A/B tests, kill switches, tier gating).

Inputs
  • · PRD or arch requirements
Outputs
  • · flag evaluation service
  • · rollout plan
Requires
  • · LaunchDarkly/Flagsmith/Unleash
  • · test framework
Preconditions

Explicit PRD requirement (gradual rollout/A/B test/kill switch)

Failure modes

Flag debt accumulation; no removal timeline; untested branches

Trust signals
  • · lifecycle checklist
  • · default-disabled pattern
  • · test-override mechanism