chore: release v0.13.0

[SwabbieBosun]

🤖 New release

• kwaak: 0.12.0 -> 0.13.0 (⚠ API breaking changes)

⚠ kwaak breaking changes

--- failure unit_struct_changed_kind: unit struct changed kind ---

Description:
A public unit struct has been changed to a normal (curly-braces) struct, which cannot be constructed using the same struct literal syntax.
        ref: https://github.com/rust-lang/cargo/pull/10871
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.39.0/src/lints/unit_struct_changed_kind.ron

Failed in:
  struct NoopLLM in /tmp/.tmpPAyx1n/kwaak/src/test_utils.rs:161

Changelog

[0.13.0] - 2025-03-01

🚀 Features

• (agent) Better task focus with improved summarizer (feat(agent): Better task focus with improved summarizer #365)

🐛 Bug Fixes

• Prompt so that commit messages are (way more) consistent (fix: Prompt so that commit messages are (way more) consistent #366)

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