Make public/ a docker volume, 1.1.6

... so that another server can host the static files.

Dockerfile

@@ -2,6 +2,7 @@ FROM node:alpine
 RUN mkdir -p /usr/src/app
 WORKDIR /usr/src/app
 COPY . /usr/src/app
+VOLUME /usr/src/app/public
 RUN npm install
 EXPOSE 8080
 CMD [ "npm", "start" ]

package.json

@@ -1,6 +1,6 @@
 {
   "name" : "cryptalk",
-  "version" : "1.1.5",
+  "version" : "1.1.6",
   "description" : "Encrypted HTML5/Node.JS instant chat",
   "main" : "server.js",
   "subdomain": "cryptalk",