Moves all packages from internal/ to pkg/ so they can be imported
by external modules (needed for claude-pm integration).
- internal/app/ → pkg/app/
- internal/docker/ → pkg/docker/
- internal/config/ → pkg/config/
- internal/utils/ → pkg/utils/
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Niko Syring