docs(.claude/ATT): add attractor-style NLSpecs of our kit #314

Job	Run time
Pass MSRV values to other jobs	3s
format/stable	23s
cargo-careful	40s
nostd/thumbv6m-none-eabi/stable	25s
miri	37m 21s
clippy/1.95.0	38s
docs/nightly	49s
hpc-stream-parallel/rayon	1m 25s
native-backend/stable	7m 51s
cross_test/${{ matrix.target }}/${{ matrix.rust }}	0s
tests/stable	10m 10s
tests/1.95.0	10m 25s
blas-msrv	1m 14s
tests/beta	10m 55s
conclusion	0s
	1h 22m 19s

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