release bazel_worker 0.1.23 (#44)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 22cb208..a4a6a35 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
-## 0.1.23-dev
+## 0.1.23
 
+* Support protobuf `1.x`.
 * Added a tool for updating generated proto files and updated them
   using the latest version of the protoc_plugin package.
   * This required a lower bound bump of the `protobuf` package to `0.14.4`.
diff --git a/pubspec.yaml b/pubspec.yaml
index b996b68..cf1b0a8 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: bazel_worker
-version: 0.1.23-dev
+version: 0.1.23
 
 description: Tools for creating a bazel persistent worker.
 author: Dart Team <misc@dartlang.org>