📖 Step 6: Development#284 / 291
Feature Flag
Feature Flag
📖One-line summary
A config switch that turns features on or off without redeploying code.
💡Easy explanation
A config switch that turns features on or off without redeploying code. Lets you do things like "show the new checkout to 1% of users."
✨Example
new_checkout_v2
Rolled out to 10% of users
Toggle live without redeploying
⚡Vibe coding prompt examples
>_
Write a step-by-step guide for adopting an OSS feature-flag tool (GrowthBook or Unleash) in Next.js.
>_
Write a TypeScript flag-evaluator that supports both percentage rollout and segment targeting at the same time.
>_
Feature flags pile up and pollute the code. Build a periodic cleanup process.
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