feat(pillar): substrate-tier Pillars 12-17 + design charter #421

Job	Run time
clippy/1.95.0	39s
native-backend/stable	8m 6s
format/stable	22s
hpc-stream-parallel/rayon	1m 23s
tier4-avx512-check	29s
Pass MSRV values to other jobs	3s
nostd/thumbv6m-none-eabi/stable	27s
miri	0s
nightly-simd-polyfill	0s
cross_test/${{ matrix.target }}/${{ matrix.rust }}	0s
cargo-careful	0s
docs/nightly	-1s
tests/beta	11m 21s
blas-msrv	47s
tests/1.95.0	10m 42s
tests/stable	9m 1s
conclusion	-1s
	43m 18s

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