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What’s new4 new
BlocksRelease readiness

Release readiness

Pro

A launch checklist that keeps prerequisites, progress, and the final action together.

Live block · sample data

When to use

  • A pre-launch or handoff gate where several checks must be done before one action unlocks.
  • Release or launch checklists with a readiness bar and owners.
  • Handoffs that should optionally notify people when the action runs.

When not to use

  • Use onboarding-checklist for a user's own getting-started tasks.

Installation

Pro source and install commands unlock with a Pro plan.

Usage

Use this before a release or handoff. Replace the sample checklist and completion callback with your product data.

example.tsx
1import { ReleaseReadiness } from "@/components/arc/blocks/release-readiness/release-readiness";2 3export function ReleasePanel() {4  return <ReleaseReadiness onRelease={() => startRelease("2.4")} />;5}
Built fromCheckboxProgressSwitchButtonAvatar

API reference

ReleaseReadiness

A release checklist with a readiness bar, a notify switch, and a release action that unlocks once every check is done. The four checks are sample data defined in the file.

PropTypeDefaultDescription
onRelease() => void | Promise<void>–Called when the release button is pressed. Awaited; a thrown error shows an inline alert.

Accessibility

  • The completed count lives in an aria-live="polite" region.
  • Success is announced with role="status" and failures with role="alert".
  • Checks use the library Checkbox, so each has a real label.

Motion

  • The completed count swaps with a 5px rise and fade.
  • Reduced motion sets the transition duration to zero.

Responsive behavior

  • Below 700px the summary narrows to a tighter two-column header.
  • Below 520px the summary and the two-column task grid collapse to one column, and actions stack.

Performance

  • Four checkboxes and one progress bar; state updates are local and cheap.
  • The task list is a plain array with no virtualization, which is fine for a checklist of this size.

Notes for AI

Give your coding assistant the Markdown reference instead of screenshots.

  • Use for a pre-launch or handoff gate where several conditions must be true before one action.
  • Replace the tasks array, initialChecks, and the hard-coded release name and avatars.
  • Wire onRelease to your deploy or handoff call.
  • Composes Arc Avatar, Button, Checkbox, Progress, and Switch.
/components/blocks/release-readiness/markdown

The full library index for assistants is at /llms.txt.

Related

Onboarding checklistComponentGuide a new workspace through setup, one step at a time.ProgressComponentShow how much of a known task is complete.
NextLogin and sign up
Arc · 122 block pagesllms.txt

On this page

  • Preview
  • When to use
  • When not to use
  • Installation
  • Usage
  • API reference
  • Accessibility
  • Motion
  • Responsive behavior
  • Performance
  • Notes for AI
  • Related
View as Markdown

Release 2.4

Atlas workspace · ships Thursday

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