chore: release (#916)

## 🤖 New release

* `tket2`: 0.12.0 -> 0.12.1 (✓ API compatible changes)
* `tket2-hseries`: 0.15.0 -> 0.15.1 (✓ API compatible changes)

<details><summary><i><b>Changelog</b></i></summary><p>

## `tket2`

<blockquote>

##
[0.12.1](tket2-v0.12.0...tket2-v0.12.1)
- 2025-06-18

### New Features

- *(pytket encoding)* Support prelude barriers
([#919](#919))
</blockquote>

## `tket2-hseries`

<blockquote>

##
[0.15.1](tket2-hseries-v0.15.0...tket2-hseries-v0.15.1)
- 2025-06-18

### Bug Fixes

- Revert "fix: Change array result ops signature to return array resul…
([#921](#921))
</blockquote>


</p></details>

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

---------

Co-authored-by: Seyon Sivarajah <seyon.sivarajah@quantinuum.com>

Author: hugrbot

Cargo.lock

@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [0.15.0](https://github.com/CQCL/tket2/compare/tket2-hseries-v0.14.1...tket2-hseries-v0.15.0) - 2025-06-16
+## [0.15.1](https://github.com/CQCL/tket2/compare/tket2-hseries-v0.14.1...tket2-hseries-v0.15.1) - 2025-06-18
 
 ### Bug Fixes
 

tket2-hseries/CHANGELOG.md

@@ -1,6 +1,6 @@
 [package]
 name = "tket2-hseries"
-version = "0.15.0"
+version = "0.15.1"
 edition.workspace = true
 rust-version.workspace = true
 
@@ -24,7 +24,7 @@ required-features = ["cli"]
 
 [dependencies]
 hugr.workspace = true
-tket2 = { path = "../tket2", version = "0.12.0" }
+tket2 = { path = "../tket2", version = "0.12.1" }
 lazy_static.workspace = true
 serde = { workspace = true, features = ["derive"] }
 smol_str.workspace = true

tket2-hseries/Cargo.toml

@@ -19,7 +19,7 @@ test = false
 bench = false
 
 [dependencies]
-tket2 = { path = "../tket2", version = "0.12.0", features = [
+tket2 = { path = "../tket2", version = "0.12.1", features = [
     "portmatching",
     "binary-eccs",
 ] }

tket2-py/Cargo.toml

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.12.1](https://github.com/CQCL/tket2/compare/tket2-v0.12.0...tket2-v0.12.1) - 2025-06-18
+
+### New Features
+
+- *(pytket encoding)* Support prelude barriers ([#919](https://github.com/CQCL/tket2/pull/919))
+
 ## [0.12.0](https://github.com/CQCL/tket2/compare/tket2-v0.11.1...tket2-v0.12.0) - 2025-06-16
 
 ### New Features

tket2/CHANGELOG.md

@@ -1,6 +1,6 @@
 [package]
 name = "tket2"
-version = "0.12.0"
+version = "0.12.1"
 edition = { workspace = true }
 rust-version = { workspace = true }