v3.1.0

Features

• solvers: add bisection root solver (9263b7c)
• web: publish LM and COBYLA benchmark traces (c7d4209)

Bug Fixes

• deps: patch undici denial of service (275cc1a)
• ci: avoid GNU link checker rate limits (11a357a)
• web: parse documentation search content safely (de14c9e)
• ci: restrict default workflow token permissions (020db58)
• ci: quote the L-BFGS-B test command (a4bc3ea)

Performance Improvements

• speed up NEWUOA Hessian and origin updates (58b7c7e)
• reduce NEWUOA model maintenance overhead (1f498e1)
• reduce Nelder-Mead iteration overhead (f6bddec)
• reduce QR factorization and solve overhead (fddd5b1)
• slsqp: reduce QR and allocation overhead (b421caa)