docker: set a sane default for vscodeVersion

Ayane Satomi · Ayane Satomi · commit ec4eafe4dac9 · 2019-10-10T21:35:41.000+08:00
Signed-off-by: Ayane Satomi &lt;sr229@coder.com&gt;
diff --git a/Dockerfile b/Dockerfile
@@ -1,6 +1,6 @@
 FROM node:10.16.0
 ARG codeServerVersion=docker
-ARG vscodeVersion
+ARG vscodeVersion=1.38.1
 ARG githubToken
 
 # Install VS Code's deps. These are the only two it seems we need.
