Ignore .devcontainer for npm (microsoft#42826)

DanielRosenwasser · web-flow · commit 4d1dfab9e01a · 2021-02-16T15:56:29.000-08:00
diff --git a/.npmignore b/.npmignore
@@ -10,6 +10,7 @@ scripts
 src
 tests
 Jakefile.js
+.devcontainer
 .eslintrc
 .eslintignore
 .editorconfig
