chore: bump crate to 0.2.1, update CHANGELOG

CHANGELOG.md

@@ -5,6 +5,15 @@ All notable changes to dagx 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).
 
+## [0.2.1] - 2025-10-07
+
+[View changes](https://github.com/swaits/dagx/compare/v0.2.0...v0.2.1)
+
+### Fixed
+
+- Fixed test execution on macOS by forcing `tokio::test` to use multi-threaded runtime
+  - Ensures tests pass consistently across all platforms
+
 ## [0.2.0] - 2025-10-08
 
 [View changes](https://github.com/swaits/dagx/compare/v0.1.0...v0.2.0)
@@ -144,5 +153,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - macOS (compatible)
 - Windows (compatible)
 
+[0.2.1]: https://github.com/swaits/dagx/tree/v0.2.1
 [0.2.0]: https://github.com/swaits/dagx/tree/v0.2.0
 [0.1.0]: https://github.com/swaits/dagx/tree/v0.1.0

Cargo.lock

@@ -434,7 +434,7 @@ dependencies = [
 
 [[package]]
 name = "dagx"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "async-executor",
  "async-std",
@@ -452,7 +452,7 @@ dependencies = [
 
 [[package]]
 name = "dagx-macros"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "proc-macro2",
  "quote",

Cargo.toml

@@ -3,7 +3,7 @@ members = ["dagx-macros"]
 
 [package]
 name = "dagx"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2021"
 rust-version = "1.81"
 authors = ["Stephen Waits <steve@waits.net>"]

dagx-macros/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "dagx-macros"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2021"
 rust-version = "1.81"
 authors = ["Stephen Waits <steve@waits.net>"]

scripts/release_check.sh

@@ -7,7 +7,7 @@ set -e
 # =============================================================================
 # CONFIGURATION
 # =============================================================================
-VERSION="0.2.0"
+VERSION="0.2.1"
 
 echo "=================="
 echo "dagx Release Check"

tests/arc_tests.rs

@@ -1091,7 +1091,7 @@ async fn test_arc_mixed_with_non_arc() {
 // ============================================================================
 
 /// Test 16: Arc in parallel execution paths
-#[tokio::test]
+#[tokio::test(flavor = "multi_thread")]
 #[cfg_attr(tarpaulin, ignore)] // Timing tests are unreliable with instrumentation overhead
 async fn test_arc_parallel_execution() {
     struct SharedProducer;