Bump version to v0.2.2

Author: seankerr

README.md

@@ -175,6 +175,8 @@ lock = Lock(conn, "shared-identifier", rollback_on_error=False)
 
 ### Changelog
 
+- **0.2.2**
+ - Fix: error raised when releasing transaction level locks
 - **0.2.1**
  - Moved public Lock fields to properties
 - **0.1.9**

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "postgresql-lock"
-version = "0.2.1"
+version = "0.2.2"
 description = "Lock mechanism implemented with PostgreSQL advisory locks."
 license = "BSD-3-Clause"
 authors = ["Sean Kerr <sean@code-box.org>"]