Fixed country code type issue

https://ci.odit.services/lfk/backend/252/1/2 ref #102

src/config.ts

@@ -1,4 +1,5 @@
 import { config as configDotenv } from 'dotenv';
+import { CountryCode } from 'libphonenumber-js';
 import ValidatorJS from 'validator';
 
 configDotenv();
@@ -6,7 +7,7 @@ export const config = {
     internal_port: parseInt(process.env.APP_PORT) || 4010,
     development: process.env.NODE_ENV === "production",
     jwt_secret: process.env.JWT_SECRET || "secretjwtsecret",
-    phone_validation_countrycode: process.env.PHONE_COUNTRYCODE || "ZZ",
+    phone_validation_countrycode: getPhoneCodeLocale(),
     postalcode_validation_countrycode: getPostalCodeLocale(),
     version: process.env.VERSION || require('../package.json').version
 }
@@ -14,15 +15,12 @@ let errors = 0
 if (typeof config.internal_port !== "number") {
     errors++
 }
-if (typeof config.phone_validation_countrycode !== "string") {
-    errors++
-}
-if (config.phone_validation_countrycode.length !== 2) {
-    errors++
-}
 if (typeof config.development !== "boolean") {
     errors++
 }
+function getPhoneCodeLocale(): CountryCode {
+    return (process.env.PHONE_COUNTRYCODE as CountryCode);
+}
 function getPostalCodeLocale(): any {
     try {
         const stringArray: String[] = ValidatorJS.isPostalCodeLocales;