fix build error with npm

Dockerfile

@@ -1,10 +1,13 @@
 FROM node:argon
 
-RUN mkdir -p /usr/src/app
-WORKDIR /usr/src/app
+RUN mkdir -p /src
+WORKDIR /src
 
-ONBUILD COPY package.json /usr/src/app/
-ONBUILD RUN npm install
-ONBUILD COPY . /usr/src/app
+COPY package.json /src/
+RUN npm install
 
-CMD [ "npm", "start" ]
+COPY . /src
+RUN npm run build
+
+EXPOSE 8080
+CMD [ "npm", "start" ]

README.md

@@ -7,7 +7,7 @@ lesspass is like keepass without the need to persist passwords
 
   * node v4.2.x LTS
 
-## try lesspass
+## try lesspass on local
 
 clone application:
 
@@ -37,6 +37,6 @@ run test in watch mode
 
     npm run test:watch
 
-## build for production
+## run production mode
 
-    npm start
+    npm run build && npm start

package.json

@@ -6,11 +6,11 @@
   "scripts": {
     "test": "mocha --compilers js:babel-core/register tests",
     "test:watch": "npm run test -- -w",
-    "prestart": "npm install",
+    "predev": "npm install",
     "dev": "webpack-dev-server --inline --hot --host 0.0.0.0",
-    "prebuild": "rimraf dist && npm prune",
+    "prebuild": "rimraf dist && npm prune && npm install",
     "build": "NODE_ENV=production webpack --progress --hide-modules",
-    "start": "npm run build && NODE_ENV=production node server.js"
+    "start": "NODE_ENV=production node server.js"
   },
   "repository": {
     "type": "git",