CHANGELOG.md in appengine-0.5.0 vs CHANGELOG.md in appengine-0.6.0

@@ -1,8 +1,14 @@
 # Changelog
 
 This is the change history for the appengine gem.
 
+## v0.6.0 (2020-12-02)
+
+*   Fix failure in the appengine:exec cloud_build strategy when App Engine doesn't provide the image
+*   Fix exception when appengine:exec is provided a shell command rather than a command array (tpbowden)
+*   Update stackdriver dependency to 0.20 and google-cloud-env dependency to 1.4
+
 ## v0.5.0 (2019-07-15)
 
 *   appengine:exec supports the App Engine standard environment.
 *   appengine:exec supports setting the project via `GAE_PROJECT`.
 *   Support for an alternate appengine:exec strategy for flexible environment apps that talk to a database via a private IP.