Plan, implement, and debug frontend tests: unit/integration/E2E/visual/a11y. Use for Playwright MCP browser automation, Vitest/Jest/RTL, flaky test triage, CI stabilization, and canvas/WebGL games (Phaser) needing deterministic input plus screenshot/state assertions. Trigger: \"test\", \"E2E\", \"flaky\", \"visual regression\", \"Playwright\", \"game testing\".
$npx -y skills add chongdashu/threejs-tactics-game --skill playwright-testingInstalls into the current project.
Run `npx skills use "https://github.com/chongdashu/threejs-tactics-game" --skill "chongdashu/threejs-tactics-game/playwright-testing"` 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/chongdashu/threejs-tactics-game" that are relevant to the current task. Run `npx skills add "https://github.com/chongdashu/threejs-tactics-game"` and select the relevant skills, then follow their instructions.