ci: deploy docs via Ddraig SSG #72

Job	Run time
governance / Code quality + docs	45s
governance / Trusted-base reduction policy	38s
governance / Well-Known (RFC 9116 + RSR)	34s
governance / Language / package anti-pattern policy	37s
governance / Check Workflow Staleness	7s
governance / Security policy checks	32s
governance / Workflow security linter	41s
governance / Guix primary / Nix fallback policy	43s
governance / Licence consistency	33s
governance / Validate Hypatia Baseline	0s
	5m 10s

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