Fallback::new_with_policy, which selects fallback behavior using aFallbackPolicy.FallbackPolicytrait with anOnErrorimplementation matching the default fall-back-on-error behavior.Fallbackandfuture::ResponseFuturegained an optional fallback-policy type parameter that defaults toOnError, so existingFallback<S1, S2>uses andFallback::neware unchanged.
- MSRV is now 1.88
First "stable" release. However, be advised that the API may still greatly change so major version bumps can be common.