verify

Installation
SKILL.md

Verify

The orchestrator routed you here. This atom checks the final deliverable against the commitments made at the start of the workflow.

Inputs

You receive:

  1. Commitments from the command's parse step -- the promises made about what the deliverable would contain
  2. Compose outputs -- the finished artifact(s) and their metadata

Video deliverables

Technical checks

Run ffprobe on the final .mp4:

ffprobe -v quiet -print_format json -show_format -show_streams <video>
Check Pass condition
Exists and plays ffprobe exits 0, duration > 0
Resolution 1920x1080 (or target resolution)
Pixel format yuv420p
File size Under 5 MB for GitHub embeds (25 MB hard limit)
Duration Must fall within the compose pacing table's target range for this demo type: 30-45s (single feature), 45-75s (side-by-side comparison), 60-120s (multi-phase). Below the minimum is a failure — re-compose with a lower speed factor or re-capture with more steps.
Filename Includes PR number or meaningful identifier

Commitment checks

Walk through each commitment from the parse step:

Commitment How to verify
Title card Video starts with a static frame showing PR info (check first 5s)
Side-by-side layout Video shows two panels with a divider
Showcase polish Resolution is 1920x1080, window chrome and rounded corners visible
Keystroke overlay Pill overlays appear at interaction points
Effects Effects matching the committed tier are present (utilitarian: zoom/keystroke; full: spotlight, zoom, callout, keystroke)
Speed note Title card mentions playback speed

Content checks

  • Every claim from the "what to prove" analysis has visible evidence in the video
  • Both states (before/after, input/result) appear on screen
  • No dead time longer than 3 seconds without visible activity

Screenshot/snapshot deliverables

For proofs

Check Pass condition
Evidence exists Screenshots/snapshots at every claimed proof point
Environment stated Driver, terminal/browser, OS identified
Conclusion present Evidence explicitly supports or refutes the claim
Before/after paired If comparison, both branches shown at same capture points

For QA reports

Check Pass condition
Step coverage Every defined test step has a result (PASS/FAIL)
Evidence attached Screenshots/snapshots at every step
Failures documented Failed steps have evidence and description
Report structured Markdown report follows the QA template

Failure handling

If any check fails:

  1. Identify which stage produced the problem (capture or compose)
  2. Report the specific failure: "Side-by-side layout was committed but the output is a single panel"
  3. Go back to the failed stage and fix it
  4. Re-verify after the fix

Do not report a deliverable as complete until every commitment is met.

Output

## Verification

### Technical
- Resolution: 1920x1080 ✓
- Duration: 42s ✓
- Size: 3.2 MB ✓
- Format: yuv420p ✓

### Commitments
- [x] Title card with PR info
- [x] Side-by-side comparison layout
- [x] Showcase hero preset applied
- [x] Keystroke overlay visible

### Content
- [x] Fork creates independent session (visible at 0:18)
- [x] History diverges after fork (visible at 0:32)

All commitments met. Deliverable ready.
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