fix(effects): pin v1 effect-row registry + reject unknown names (Refs #59) #76

Job	Run time
governance / Security policy checks	3s
governance / Guix primary / Nix fallback policy	3s
governance / Well-Known (RFC 9116 + RSR)	7s
governance / Workflow security linter	6s
governance / Language / package anti-pattern policy	3s
governance / Code quality + docs	12s
	34s

Provide feedback