chore: release v0.4.0

[aslowwriter]

🤖 New release

• snakedown: 0.3.0 -> 0.4.0 (⚠ API breaking changes)

⚠ snakedown breaking changes

--- failure enum_missing: pub enum removed or renamed ---

Description:
A publicly-visible enum cannot be imported by its prior path. A `pub use` may have been removed, or the enum 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/v0.48.0/src/lints/enum_missing.ron

Failed in:
  enum snakedown::parsing::sphinx::types::StdRole, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:62
  enum snakedown::parsing::sphinx::types::CRole, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:75
  enum snakedown::parsing::sphinx::types::SphinxPriority, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:8
  enum snakedown::parsing::sphinx::types::PyRole, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:112
  enum snakedown::parsing::sphinx::types::CppRole, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:89
  enum snakedown::parsing::sphinx::inv_file::SphinxInvVersion, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/inv_file.rs:13
  enum snakedown::parsing::sphinx::types::SphinxType, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:30
  enum snakedown::parsing::sphinx::types::JsRole, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:98
  enum snakedown::parsing::sphinx::types::MathRole, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:107
  enum snakedown::parsing::sphinx::types::RstRole, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:124

--- failure function_missing: pub fn removed or renamed ---

Description:
A publicly-visible function cannot be imported by its prior path. A `pub use` may have been removed, or the function 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/v0.48.0/src/lints/function_missing.ron

Failed in:
  function snakedown::parsing::sphinx::inv_file::parse_objects_inv_file, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/inv_file.rs:98
  function snakedown::parsing::sphinx::inv_file::parse_objects_inv, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/inv_file.rs:83

--- failure module_missing: pub module removed or renamed ---

Description:
A publicly-visible module cannot be imported by its prior path. A `pub use` may have been removed, or the module may have been renamed, removed, or made non-public.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#item-remove
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.48.0/src/lints/module_missing.ron

Failed in:
  mod snakedown::parsing::sphinx::inv_file, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/inv_file.rs:1
  mod snakedown::parsing::sphinx::types, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:1
  mod snakedown::parsing::sphinx, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/mod.rs:1

--- 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/v0.48.0/src/lints/struct_missing.ron

Failed in:
  struct snakedown::parsing::sphinx::types::ExternalSphinxRef, previously in file /tmp/.tmp3g2u1c/snakedown/src/parsing/sphinx/types.rs:127

Changelog

0.4.0 - 2026-06-22

Fixed

• fix breaking changes introduced in nbformat 3
• update github handle
• non existent pandas link in 404 fetch test
• add linking arg for flamegraph
• abort on HTTP error when fetching cache

Other

• (deps) bump actions/checkout from 6 to 7
• (deps) bump codecov/codecov-action from 6 to 7
• (deps) bump prefix-dev/setup-pixi from 0.9.5 to 0.9.6
• move to sphinx_inv for inv parsing
• (deps) bump codecov/codecov-action from 5 to 6
• (deps) bump prefix-dev/setup-pixi from 0.9.4 to 0.9.5

---

This PR was generated with release-plz.