docs(claude): add scope discipline and architectural priority rules (… #873

Job	Run time
Preflight checks	10m 56s
compute-version	4s
Build aarch64-apple-darwin	1m 26s
Build x86_64-apple-darwin	2m 6s
Build x86_64-unknown-linux-musl	2m 14s
Build x86_64-pc-windows-msvc	23s
Build aarch64-unknown-linux-gnu	2m 56s
Build x86_64-unknown-linux-gnu	2m 0s
publish-dev	0s
Pre-publish benchmark gate	0s
publish	0s
	22m 5s

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