Migrate to https://gitea.com/gitea/runner/releases/tag/v1.0.0 which
includes the `act` package directory previously referenced by
`nektos/act`.
Signed-off-by: silverwind <me@silverwind.io>
Co-authored-by: Claude (Opus 4.7) <noreply@anthropic.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>