[ui] Add semantic primitive ownership Build a layered Zenbu token and sizing system, make authored controls use native-underneath primitives, migrate mrjunejune without imposing visual surfaces, and document/enforce HTML ownership in the catalog and wiki. Co-authored-by: Copilot <[email protected]>

class Database:

    def __init__(self):
        self.db = {}
        self.state = 'idle'

    def set(self, key, value):
        self.db[key] = value

    def get(self, key):
        return self.db[key]

    def unset(self, key):
        del self.db[key]