diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..4bff09a
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,16 @@
+# Changelog
+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).
+
+## [Unreleased]
+
+## [0.1.0] - 2024-08-07
+
+### Added
+- add cancellation
+- add basic
+
+### Fixed
+- tests
diff --git a/Cargo.toml b/Cargo.toml
index b11f2d5..efec6db 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,3 +8,6 @@ mad = { path = "crates/mad" }
 anyhow = { version = "1.0.71" }
 tokio = { version = "1", features = ["full"] }
 tracing = { version = "0.1", features = ["log"] }
+
+[workspace.package]
+version = "0.1.0"