Adds #nosec G204 annotations to exec.Command calls that use hardcoded paths. Fixes pre-existing lint failure exposed by PR #832. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com> Executed-By: beads/crew/dave Rig: beads Role: crew