Bump yarn-cnb to 0.0.4

Tyler Phelan · dwillist · Tyler Phelan · commit 6f950a303561 · 2019-04-01T11:45:06.000-04:00
Co-authored-by: Daniel Thornton &lt;dthornton@pivotal.io&gt;
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,3 +1,9 @@
+v0.0.4 Apr 01, 2019
+====================
+
+* Always write launch metadata for subsequent builds
+  (https://www.pivotaltracker.com/story/show/164992442)
+
 v0.0.3 Mar 28, 2019
 ====================
 
diff --git a/buildpack.toml b/buildpack.toml
@@ -2,7 +2,7 @@
 [buildpack]
 id = "org.cloudfoundry.buildpacks.yarn"
 name = "Yarn Buildpack"
-version = "0.0.3"
+version = "0.0.4"
 
 [metadata]
 include_files = ["bin/build","bin/detect","buildpack.toml","go.mod","go.sum"]
