Added logger-setup-module

src/helper/logger.js

@@ -0,0 +1,11 @@
+const log4js = require("log4js");
+
+
+function setup(category = "unknown"){
+    const logger = log4js.getLogger(category);
+    logger.level = process.env.LOGLEVEL ?? "INFO";
+    return logger;
+}
+
+// Specify exports
+module.exports = setup;

src/main.js

@@ -1,15 +1,13 @@
-const log4js = require("log4js");
+const logger = require("./helper/logger.js")("main");
+
 const { requireEnvVars } = require("./helper/env.js");
 const { exit } = require("process");
 
-/// Setup logger
-const logger = log4js.getLogger("main");
-logger.level = process.env.LOGLEVEL ?? "INFO";
-
 /// Setup ENVs
 const env = process.env;
 // Defaults
 {
+  env.LOGLEVEL            ??= "INFO";
   env.WIFI_INTERFACE      ??= "wlan0";
   env.WIFI_CHANNEL        ??= [1,6,11];
   env.WIFI_CHANNEL_TIME   ??= 1;