ISSUE-G04: PiPearl — Core Blossom Architecture

Architecture signal / not current authority. Current repo authority lives at PILLARS/STONES/KEYS/repos/repo-registry.json. pi-pearl is currently marked active-declared/ambiguous and must not compete with Rise_of_Pi-OS until MjF ratifies its boundary.

Status: COLLECTING SIGNALS Goal: A canonical, portable bundle on the Pi that holds all essential configuration, protocols, and knowledge. The “PiPearl” — the seed that everything else grows from.