Reproducible signing setup for any developer machine. metadata.json
points signtool at the gururmm-signing account / gururmm-public-trust
cert profile. sign.ps1 wraps signtool with the right /dlib + /dmdf +
timestamp flags; uses az login session for authentication.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>