CONTENT CREATION

Detect Doc Screenshot Drift and Regenerate Stale Images in ReadMe

On a schedule, recaptures every screenshot referenced in your ReadMe docs with Browserbase, pixel-diffs them against the live product UI.

CategoryContent Creation
Enginesim
Difficultyintermediate
Triggerschedule
Steps6
Setup~15 min

How it runs

The automated pipeline, trigger to output.

  • TriggerWeekly schedule fires
  • ActionFetch doc pages and image references from ReadMeReadMeReadMe
  • ActionRecapture each documented UI route in headless browserBrowserbase
  • LogicPixel-diff new vs stored; flag pages over drift threshold
  • ActionUpload fresh image and update flagged ReadMe pagesReadMeReadMe
  • OutputPost refresh summary to SlackSlack

What it does

Keeps the screenshots in your ReadMe documentation in sync with the actual product UI. It walks your published doc pages, re-shoots each referenced screenshot against the live app in a headless browser, compares old versus new, and swaps in fresh images only where the UI has changed — so docs never show stale buttons or renamed fields.

When to use it

Use it when your product ships UI changes faster than docs can keep up and support tickets cite outdated screenshots. Best for teams with a ReadMe-hosted developer or help center where image freshness matters but manual recapture is tedious.

How it works

  1. 1A weekly schedule fires the run.
  2. 2The flow pulls every doc page and its image references from ReadMe.
  3. 3Browserbase loads each documented UI route and captures a current screenshot at the same viewport.
  4. 4A diff step compares each new capture to the stored image and flags pages whose pixel delta exceeds a threshold.
  5. 5For flagged pages only, the new screenshot is uploaded and the ReadMe page body is updated to point at the refreshed asset.
  6. 6A run summary is posted to Slack listing which pages were refreshed and which were unchanged.

Set it up

What you configure once, before turning it on.

  1. 1
    Connect ReadMeAPI docs, changelog, auth.
  2. 2
    Connect BrowserbaseHeadless browsers, sessions, replays.
  3. 3
    Connect SlackChannels, DMs, threads, mentions.
  4. 4
    Set each agent's modelWe leave models unset so you pick the tier — fast + cheap, or top-quality.
  5. 5
    Tune it to your dataEdit the prompts, filters, and field mappings so it matches how your team works.
  6. 6
    Test, then turn it onRun once against a sample, confirm the output, then enable the trigger.

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