add npm run docker-elasticsearch

package.json

@@ -30,7 +30,8 @@
     "test": "npm run lint && npm run mocha",
     "prod": "npm run build && node dist/",
     "mocha": "./node_modules/.bin/mocha --compilers js:babel-register --require babel-polyfill",
-    "gendoc": "apidoc -i server/ -o docs/"
+    "gendoc": "apidoc -i server/ -o docs/",
+    "docker-elasticsearch": "ELASTIC_URL=\"0.0.0.0:9200\" docker run -p 9200:9200 -p 9300:9300 -e \"discovery.type=single-node\" docker.elastic.co/elasticsearch/elasticsearch:5.5.3"
   },
   "dependencies": {
     "@koa/cors": "^2.2.1",

server/utils/importer/index.js

@@ -17,7 +17,7 @@ import os from 'os';
 
 const loggerStream = winstonStream(winston, 'info');
 const eclient = new elasticsearch.Client({
-  host: 'http://localhost:9200',
+  host: process.env.ELASTIC_URL || 'http://localhost:9200',
 
   log: {
     level : 'info',