6a4b27c46f
- Sampler, pruner, storage, parameter, and multi_objective types are no longer re-exported at the crate root; access via module paths instead (e.g. optimizer::sampler::TpeSampler, optimizer::parameter::FloatParam) - Prelude continues to re-export everything for convenience - Add module-level pub use re-exports in sampler/mod.rs and parameter.rs - Update derive macro to reference optimizer::parameter::Categorical - Rename sampler::differential_evolution to sampler::de - Fix all downstream imports in tests, benches, and doctests - Fix all rustdoc intra-doc links to use explicit module paths