Tohseno 1.2.0 Release Candidate 1

Public release candidate for owner-attended physical acceptance. Built from commit 122f121, Developer ID signed, Apple notarized, stapled, universal (Apple silicon and Intel), and pinned by SHA-256 7b98f99ddb004de7c8e031f7eb44216f0470f56a8333b63b6913d4c66154b212. This is not a stable release. Registry and Claims relayers and all Claims writes remain disabled pending physical acceptance.