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The previous MSRV pins were below what current transitive dependencies
need:
- rayon-core 1.13.0 (pulled in by the optional `parallel` feature on
wickra-core via rayon) requires rustc >= 1.80; under the old 1.75
workspace MSRV the CI MSRV job broke with "package `rayon-core
v1.13.0` cannot be built because it requires rustc 1.80 or newer".
- napi-build 2.3.2 (the build-script crate that napi-derive 2.x calls
into) requires rustc >= 1.88; under the old 1.77 node-binding MSRV
the CI MSRV-node job broke with "package `napi-build v2.3.2` cannot
be built because it requires rustc 1.88 or newer".
Pinning the deps backwards would have frozen us out of upstream
security/fix releases for both crates. Lifting the MSRV is the cleaner
path for a young 0.x library — downstream consumers on older toolchains
can stay on the already-published 0.2.0.
Updated:
- Cargo.toml workspace rust-version 1.75 -> 1.80
- bindings/node/Cargo.toml rust-version 1.77 -> 1.88
- .github/workflows/ci.yml MSRV matrix names + toolchain values + comment
- CHANGELOG.md [Unreleased] documents the bump