Add NODE_ENV=production to dockerfile & Change CMD to use array for better SIGTERM handling (#12)

- Add NODE_ENV=production to dockerfile
- Change CMD to use array for better SIGTERM handling

Author: tomhollingworth

Dockerfile

@@ -12,4 +12,6 @@ COPY ./src/ /machine
 
 USER node
 
-CMD node index.js
+ENV NODE_ENV=production
+
+CMD ["node", "index.js"]

README.md

@@ -213,8 +213,12 @@ For any issue, there are fundamentally three ways an individual can contribute:
 
 ## Changelog
 
+- 1.0.3
+  - Add NODE_ENV=production to dockerfile
+  - Change CMD to use array for better SIGTERM handling
+
 - 1.0.2
-  - Add environmental variable for MQTT Port
+  - Add an environmental variable for MQTT Port
   - Fix typos
   - Add logging of mqttClient errors
   - Upgrade MQTT library to v4.2.1