Minor fix

docker-entrypoint.sh

@@ -2,7 +2,10 @@
 
 set -e
 
-mkdir /usr/src/app/external-public/
+# /usr/src/app/external-public kan be mounted as a volume on host to expose
+# statics to be hosted by host nginx
+if [ -d /usr/src/app/external-public ]; then
 	cp -R /usr/src/app/public/* /usr/src/app/external-public/
+fi
 
 exec "$@"

package.json

@@ -1,6 +1,6 @@
 {
   "name" : "cryptalk",
-  "version" : "1.1.18",
+  "version" : "1.1.19",
   "description" : "Encrypted HTML5/Node.JS instant chat",
   "main" : "server.js",
   "subdomain": "cryptalk",