Prepare release 0.4.0

Prepare release 0.4.0, containing new tag validations [1].

[1] #23

Author: brandur

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.4.0] - 2024-07-05
+
 ### Changed
 
 - Tags are now limited to 255 characters in length, and should match the regex `\A[\w][\w\-]+[\w]\z` (importantly, they can't contain commas). [PR #23](https://github.com/riverqueue/riverqueue-python/pull/23).

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "riverqueue"
-version = "0.3.0"
+version = "0.4.0"
 description = "Python insert-only client for River."
 authors = [
     { name = "Eric Hauser", email = "[email protected]" },