Verify web application changes work by launching the app stack and testing in a real browser. This skill should be used when the user asks to "verify the change", "test in browser", "check if it works", or after completing a PR to validate the implementation. Requires Playwright MCP server. MUST exit if Playwright MCP is unavailable.
How to install verify-web-change?
fx/cc/verify-web-change
$npx -y skills add fx/cc --skill verify-web-changeInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Run `npx skills use "https://github.com/fx/cc" --skill "fx/cc/verify-web-change"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/fx/cc" that are relevant to the current task. Run `npx skills add "https://github.com/fx/cc"` and select the relevant skills, then follow their instructions.
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- qaInteractive QA session where user reports bugs or issues conversationally, and the agent files GitHub issues.Jul 2026
- verification-before-completionUse when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output…Jul 2026
- webapp-testingToolkit for interacting with and testing local web applications using Playwright.Jul 2026
- playwright-best-practicesUse when writing Playwright tests, fixing flaky tests, debugging failures, implementing Page Object Model, configuring CI/CD, optimizing performance, mocking…Jul 2026
