feat: Add Claude Code agents, skills, and rules #36

Job	Run time
Build	1m 30s
Test - Auditing.Tests	30s
Test - Architecture.Tests	24s
Test - Generic.Tests	26s
Test - Identity.Tests	21s
Test - Multitenancy.Tests	20s
Publish Dev Containers	0s
Publish Release (NuGet + Containers)	0s
	3m 31s

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