feat(evals): unified trading matrix eval + CI evals typecheck lane #490

Job	Run time
Classify changes	5s
Cargo Deny (advisories + licences + sources + bans)	1m 6s
Cargo Audit (RustSec advisory DB)	27s
Slither (Solidity static analysis)	0s
Static Analysis Gate	2s
	1m 40s

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