chore: release v0.9.0

[github-actions]

🤖 New release

• har: 0.8.1 -> 0.9.0 (⚠ API breaking changes)

⚠ har breaking changes

--- failure enum_variant_added: enum variant added on exhaustive enum ---

Description:
A publicly-visible enum without #[non_exhaustive] has a new variant.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#enum-variant-new
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.46.0/src/lints/enum_variant_added.ron

Failed in:
  variant Error:Read in /tmp/.tmpLndcPy/har-rs/src/lib.rs:22
  variant Error:DecodeJson in /tmp/.tmpLndcPy/har-rs/src/lib.rs:27
  variant Error:EncodeYaml in /tmp/.tmpLndcPy/har-rs/src/lib.rs:34
  variant Error:EncodeJson in /tmp/.tmpLndcPy/har-rs/src/lib.rs:39
  variant Error:MissingLog in /tmp/.tmpLndcPy/har-rs/src/lib.rs:44
  variant Error:MissingVersion in /tmp/.tmpLndcPy/har-rs/src/lib.rs:46
  variant Error:UnsupportedVersion in /tmp/.tmpLndcPy/har-rs/src/lib.rs:48

--- failure enum_variant_missing: pub enum variant removed or renamed ---

Description:
A publicly-visible enum has at least one variant that is no longer available under its prior name. It may have been renamed or removed entirely.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#item-remove
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.46.0/src/lints/enum_variant_missing.ron

Failed in:
  variant Error::Io, previously in file /tmp/.tmprXfDQo/har/src/lib.rs:14
  variant Error::Yaml, previously in file /tmp/.tmprXfDQo/har/src/lib.rs:16
  variant Error::Json, previously in file /tmp/.tmprXfDQo/har/src/lib.rs:18

Changelog

0.9.0 - 2026-03-21

Added

• gate YAML support behind opt-in feature (#36)

Other

• Refresh crate with Rust 2024, release-plz, and clearer parsing errors (#34)
  

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This PR was generated with release-plz.