fix: fix the build dir missing from releases (#98)

This was caused by the fact that `install` (and hence `compile`)
was not called prior to publishing.  As a result, the build
directory was never created.

Author: DominicKramer

.circleci/config.yml

@@ -209,6 +209,9 @@ jobs:
       - run:
           name: Set NPM authentication.
           command: 'echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc'
+      - run:
+          name: Install modules and dependencies.
+          command: npm install
       - run:
           name: Publish the module to npm.
           command: npm publish