diff --git a/.gitattributes b/.gitattributes
index 43a4f54..c3ab352 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -10,7 +10,7 @@
 /.gitattributes export-ignore
 /.gitignore export-ignore
 /.php_cs export-ignore
-/depfile.yml export-ignore
+/psalm.xml export-ignore
 /phpstan.neon export-ignore
 /phpunit.xml export-ignore
 /infection.json export-ignore
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..e09647f
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,13 @@
+# 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] - 2020-08-09
+### First release :tada:
+- initial release
+