Remove config files in favor of environment variables

Server/controllers/adminController.js

@@ -1,5 +1,5 @@
 // Config
-const discordConfig = require("../config/discordConfig");
+require('dotenv').config();
 // Debug
 const { DebugBuilder } = require("../utilities/debugBuilder.js");
 const log = new DebugBuilder("server", "adminController");
@@ -28,7 +28,7 @@ async function requestNodeListenToPreset(preset, nodeId, callback) {
     mysqlHandler.getNodeInfoFromId(nodeId, (nodeObject) =>{
         reqOptions = new requests.requestOptions("/bot/join", "POST", nodeObject.ip, nodeObject.port);
         requests.sendHttpRequest(reqOptions, JSON.stringify({
-            "channelID": discordConfig.channelID,
+            "channelID": process.env.DEFAULT_VOICE_CHANNEL_ID,
             "presetName": preset
         }), (responseObject) => {
             return callback(responseObject)