diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index af55ef0..0ee8c01 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.2.1"
+  ".": "0.3.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..2f10dff
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,16 @@
+# Changelog
+
+## [0.3.0](https://github.com/datons/python-eia/compare/python-eia-v0.2.1...python-eia-v0.3.0) (2026-03-04)
+
+
+### Features
+
+* add CLI, skill file, bump to 0.2.0, publish-on-push workflow ([b766f71](https://github.com/datons/python-eia/commit/b766f71a5eb08e4a6d2ddb77b38cb9f6a69f1bfa))
+* add data catalog, fix tz comparison and gap date formatting bugs ([f609aab](https://github.com/datons/python-eia/commit/f609aab23b7d0ac4ff01c38e7b1ede5be6c89476))
+* add full API schema caching to YAML catalog ([5947cf1](https://github.com/datons/python-eia/commit/5947cf121dc61c960e3887669b768d103752fcf0))
+* add parquet cache for offline-first data access ([5f7338b](https://github.com/datons/python-eia/commit/5f7338bb0533cc3a197df6514d996b85c460d639))
+
+
+### Bug Fixes
+
+* correct author email to datons.com ([d62f40d](https://github.com/datons/python-eia/commit/d62f40d3569cee661251bb93d627dbb664a88c81))
diff --git a/pyproject.toml b/pyproject.toml
index 1c3b5d1..a295404 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "python-eia"
-version = "0.2.1"
+version = "0.3.0"
 description = "A Python client for the U.S. Energy Information Administration (EIA) API v2"
 readme = "README.md"
 requires-python = ">=3.10"