Allow an explicit canonical ClickClack enable/setup selection to record ClickClack in a nonempty plugin allowlist, while preserving unrelated allowlist rejection, denylist authority, and global plugin disablement.
Validated at source head 24af9d8e75 with focused regressions, built-CLI disposable-config E2E, security checks, and autoreview. Merged under owner authorization despite the two documented untouched-main agent-core baseline failures.
