Python: add MiddlewareFailure, a first-class fatal signal for function middleware - #7562

Merged

Evan Mattson (moonbox3) merged 5 commits into

microsoft:mainfrom

MohammadHaroonAbuomar:mhabuomar/middleware-failure

Aug 18, 2026

Commits on Aug 18, 2026

feat(core): first-class fatal signal (MiddlewareFailure) for function middleware
MohammadHaroonAbuomar
committed
2b678d1
fix(core): harden tool-seam unwrap and pin review findings
MohammadHaroonAbuomar
committed
a3b50d7
fix(core): acyclic tool-seam unwrap chain; document cooperative batch cancellation
MohammadHaroonAbuomar
committed
5550f09
fix(core): settle dangling calls on service-managed conversations on abort
MohammadHaroonAbuomar
committed
32278de
fix(core): advance settled continuation; settle approved-replay aborts
MohammadHaroonAbuomar
committed
97c0111