switch from yarn to npm

Author: jakewmeyer

.gitlab-ci.yml

@@ -1,12 +1,12 @@
 image: node:latest
 
 before_script:
-  - yarn install
+  - npm install
 
 cache:
   paths:
     - node_modules/
 
 test:
   script:
-    - yarn test --forceExit
+    - npm test --runInBand --forceExit

.travis.yml

@@ -2,7 +2,6 @@ language: node_js
 node_js:
 - node
 cache:
-  yarn: true
   directories:
   - node_modules
 notifications:
@@ -12,10 +11,7 @@ notifications:
 jobs:
   include:
     - stage: test
-      before_install:
-        - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.9.4
-        - export PATH="$HOME/.yarn/bin:$PATH"
-      script: "yarn test --runInBand --forceExit"
+      script: "npm test --runInBand --forceExit"
     - stage: deploy
       before_install: "openssl aes-256-cbc -K $encrypted_32b6c04b6d48_key -iv $encrypted_32b6c04b6d48_iv -in deploy-key.enc -out ~/.ssh/deploy-key -d"
       script: "scripts/deploy.sh"

Dockerfile

@@ -1,8 +1,8 @@
-# Do yarn install with full image
+# Do npm install with full image
 FROM mhart/alpine-node:latest
 WORKDIR /app
-COPY package.json yarn.lock ./
-RUN yarn install --production
+COPY package.json package-lock.json ./
+RUN npm install --production
 
 # And then copy over node_modules, etc from that stage to the smaller base image
 FROM mhart/alpine-node:base