From 98e7c6e9207ba94096dbe55aeca35ba44699c718 Mon Sep 17 00:00:00 2001
From: Maksim Stojkovic <18454392+silentdigit@users.noreply.github.com>
Date: Sat, 7 Dec 2019 00:44:53 +1100
Subject: [PATCH] Update README.md

---
 README.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 515f038..3b5cd00 100755
--- a/README.md
+++ b/README.md
@@ -3,5 +3,6 @@
 Automatically generates Let's Encrypt certificates using a lightweight Docker container without requiring any ports to be exposed for DNS challenges.
 
 Variables:
-#TODO: Add list of variables once main implementation is complete
-
+* `DUCKDNS_TOKEN`: Duck DNS Account Token
+* `DUCKDNS_DOMAIN`: Full Duck DNS domain (e.g. `test.duckdns.org`)
+* `LETSENCRYPT_EMAIL`: Email used for certificate renewal notifications