chore: release v0.9.0

[wackywendell]

🤖 New release

• substrait-explain: 0.8.0 -> 0.9.0 (⚠ API breaking changes)

Changelog

0.9.0 - 2026-08-17

Features

• (extensions) support homogeneous tuple arguments (#208)
• Support expressions inside Sort relations
• interval day to second support (#183)
• (extensions) [breaking] improve argument handling (#203)
• added support for setting common defaults explicitly (#207)

Refactoring

• (extensions) [breaking] centralize argument extraction (#205)
• (parser) extract shared components (#187)

⚠ breaking changes report

--- failure enum_no_repr_variant_discriminant_changed: enum variant had its discriminant change value ---

Description:
The enum's variant had its discriminant value change. This breaks downstream code that used its value via a numeric cast like `as isize`.
        ref: https://doc.rust-lang.org/reference/items/enumerations.html#assigning-discriminant-values
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.50.0/src/lints/enum_no_repr_variant_discriminant_changed.ron

Failed in:
  variant ExtensionValueKind::Reference 4 -> 6 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:433
  variant ExtensionValueKind::Enum 5 -> 7 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:434
  variant ExtensionValueKind::Tuple 6 -> 8 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:435
  variant ExtensionValueKind::Expression 7 -> 9 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:436
  variant ExtensionValueKind::Reference 4 -> 6 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:433
  variant ExtensionValueKind::Enum 5 -> 7 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:434
  variant ExtensionValueKind::Tuple 6 -> 8 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:435
  variant ExtensionValueKind::Expression 7 -> 9 in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:436

--- 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/v0.50.0/src/lints/enum_variant_added.ron

Failed in:
  variant ExtensionValue:Null in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:405
  variant ExtensionValue:Error in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:407
  variant ExtensionValue:Null in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:405
  variant ExtensionValue:Error in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:407
  variant ExtensionValueKind:Null in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:431
  variant ExtensionValueKind:Error in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:432
  variant ExtensionValueKind:Null in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:431
  variant ExtensionValueKind:Error in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/args.rs:432
  variant ExtensionError:NamedArgumentConversion in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/registry.rs:180
  variant ExtensionError:ArgumentConversion in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/registry.rs:188
  variant ExtensionError:NamedArgumentConversion in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/registry.rs:180
  variant ExtensionError:ArgumentConversion in /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpC2bqtg/release-pr.rehZo2/src/extensions/registry.rs:188

--- failure inherent_method_missing: pub method removed or renamed ---

Description:
A publicly-visible method or associated fn 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/v0.50.0/src/lints/inherent_method_missing.ron

Failed in:
  ExtensionArgs::extractor, previously in file /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpxxGIlY/substrait-explain/src/extensions/args.rs:648
  ExtensionArgs::extractor, previously in file /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpxxGIlY/substrait-explain/src/extensions/args.rs:648

--- failure struct_missing: pub struct removed or renamed ---

Description:
A publicly-visible struct cannot be imported by its prior path. A `pub use` may have been removed, or the struct itself 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/v0.50.0/src/lints/struct_missing.ron

Failed in:
  struct substrait_explain::extensions::args::ArgsExtractor, previously in file /private/var/folders/sw/bffqcbxd0qqdl1ft5synkq3r0000gp/T/.tmpxxGIlY/substrait-explain/src/extensions/args.rs:208

--- This PR was generated with [release-plz](https://github.com/release-plz/release-plz/).