feat: make it fake data

bin/index.js

@@ -5,6 +5,9 @@ const runInterval = require('interval-promise');
 const mod = require('../src/index.mjs').default;
 const logger = require('../src/lib/logger.mjs').default;
 
+const esHost = process.env.ELASTICSEARCH_HOST || 'localhost';
+const esPort = process.env.ELASTICSEARCH_PORT || '9200';
+
 const { index, interval, lat, lon, radius, ...elasticsearch } = getopts(process.argv.slice(2), {
   string: ['host', 'auth', 'log', 'index'],
   alias: {
@@ -15,7 +18,7 @@ const { index, interval, lat, lon, radius, ...elasticsearch } = getopts(process.
     t: 'interval',
   },
   default: {
-    host: 'localhost:9200',
+    host: `${esHost}:${esPort}`,
     log: 'error',
     index: 'adsb-data',
     interval: 0,