Run GUI tests and report results. Use after GUI changes to verify nothing is broken.
$curl -o .claude/agents/gui-tester.md https://raw.githubusercontent.com/tatargabor/set-core/HEAD/.claude/agents/gui-tester.mdInstalls into the current project.
Install gui-tester by running `curl -o .claude/agents/gui-tester.md https://raw.githubusercontent.com/tatargabor/set-core/HEAD/.claude/agents/gui-tester.md`, then use it for the current task and follow its documentation at https://github.com/tatargabor/set-core.