Move config -> data

app/index.js

@@ -5,7 +5,7 @@
 'use strict'
 
 // Load config. file early.
-require('dotenv').config({ path: 'config/env.conf' })
+require('dotenv').config({ path: 'data/env.conf' })
 
 const express = require('express')
 const http = require('http')

config/env.conf.example → data/env.conf.example

 CHAT_PORT=8081
-FIREBASE_CERT=config/firebase.json
+FIREBASE_CERT=data/firebase.json