| name | use-workflow-pageshot |
| description | Internal helper for /pr. Reads PR body (Preview URL + How to Test), drives agent-browser to capture a screenshot (1 step) or a video (2+ steps), and returns the artifact path for manual attachment on GitHub web UI. |
| when_to_use | /pr workflow UI変更検出時のスクショ/動画撮影, screenshot capture, video capture |
| allowed-tools | Read Bash(agent-browser:*) Bash(ffmpeg:*) Bash(mkdir:*) Bash(date:*) |
| model | opus |
| user-invocable | false |
use-workflow-pageshot - PR Screenshot/Video Helper
Input
PR body is passed as a string from /pr. If either field below is missing, return mode: failed with the missing field name and let /pr decide.
| Field | Source |
|---|
| Preview URL | The leading Preview URL: <URL> line in the PR body |
| Steps | Numbered list under the ## How to Test section in PR body |
Browser engine
Pass --session pageshot --engine chrome on every agent-browser call. The default lightpanda returns a placeholder PNG for screenshot.
Mode Selection
| Steps count | Mode | Artifact |
|---|
| 1 | screenshot | step-01.png |
| 2+ | video | capture.mp4 |
Execution
| Step | Action |
|---|
| 1 | Create output directory: ${CLAUDE_SKILL_DIR}/../../workspace/pageshot/$(date +%Y%m%d-%H%M%S)/ |
| 2 | agent-browser open {Preview URL} |
| 3 | Run Screenshot Flow or Video Flow based on Mode |
| 4 | Print absolute path of artifact to stdout |
Screenshot Flow (1 step)
| # | Command |
|---|
| 1 | agent-browser snapshot to obtain accessibility tree |
| 2 | If the step contains operations, run agent-browser {click/type/fill/...} |
| 3 | agent-browser screenshot --full {outdir}/step-01.png |
Video Flow (2+ steps)
Insert agent-browser wait 500 between steps. Run snapshot before each operation to identify elements.
| # | Command |
|---|
| 1 | agent-browser record start {outdir}/capture.webm |
| 2 | For each step run snapshot then the operation in order |
| 3 | agent-browser record stop |
| 4 | ffmpeg -i {outdir}/capture.webm -vcodec libx264 {outdir}/capture.mp4 |
Output
Single stdout line.
mode=screenshot artifact=/absolute/path/to/step-01.png
On video capture.
mode=video artifact=/absolute/path/to/capture.mp4
On failure.
mode=failed reason=<one-line reason>
