diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..334ada1
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,23 @@
+# 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]
+
+## [0.3.0](https://github.com/symposium-dev/symposium-cargo/compare/v0.2.0...v0.3.0) - 2026-03-19
+
+### Other
+
+- Only run CI on pushes to main
+- Upgrade sacp
+- (untested) add ci and release-plz github actions
+- Make binary be able to serve mcp server
+- Run subagent after cargo test fail
+- Review comments
+- Auto prompt when project fails to build
+- Add set_cwd tool so subsequent calls don't need to pass a cwd
+- Add more cargo tools
+- Add cargo add
diff --git a/Cargo.lock b/Cargo.lock
index 197a506..038b88c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2473,7 +2473,7 @@ dependencies = [
 
 [[package]]
 name = "symposium-cargo"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "anyhow",
  "elizacp",
diff --git a/Cargo.toml b/Cargo.toml
index 14cd987..df8956a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "symposium-cargo"
-version = "0.2.0"
+version = "0.3.0"
 edition = "2024"
 license = "MIT or Apache-2.0"
 description = "Symposium Cargo proxy - an MCP server connecting to Cargo and a ACP Proxy managing it"