From b62191a4423f14d27c8c4cce8fd39951b3aaf9b3 Mon Sep 17 00:00:00 2001
From: Steven Nguyen <1477010+stnguyen90@users.noreply.github.com>
Date: Tue, 23 Apr 2024 17:06:45 -0700
Subject: [PATCH] chore(locale): document standard for country codes

Since we use ISO 3166 standard for country codes, we should document it in the code so we can easily look up whether a country code is in the standard or not.
---
 app/config/locale/countries.php | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/app/config/locale/countries.php b/app/config/locale/countries.php
index 33673cdc9b..07a418da9c 100644
--- a/app/config/locale/countries.php
+++ b/app/config/locale/countries.php
@@ -1,5 +1,13 @@
 <?php
 
+/**
+ * ISO 3166 standard country codes
+ * https://www.iso.org/iso-3166-country-codes.html
+ *
+ * Source:
+ * https://www.iso.org/obp/ui/#search/code/
+ */
+
 return [
     'AF',
     'AO',