Add --debug option - #16

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Would release v0.3.1 (patch after v0.3.0) at 2bc71d934b10355c6dda70022434a58b9fd1f6e3; release notes: none: GoReleaser will list the commits