From 46596fc5f65193dfa126c824d0ca4ca8fab42a6d Mon Sep 17 00:00:00 2001
From: Joe Carstairs <me@joeac.net>
Date: Thu, 25 Jun 2026 11:15:54 +0100
Subject: [PATCH] maps env vars for msmtp image in smtp.Dockerfile

---
 smtp.Dockerfile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/smtp.Dockerfile b/smtp.Dockerfile
index 32efbb5..cd0916c 100644
--- a/smtp.Dockerfile
+++ b/smtp.Dockerfile
@@ -1,4 +1,7 @@
 FROM git.joeac.net/joeac/armv7/msmtp:1.8.32-alpine3.23
 ARG LOCAL_SMTP_PORT
 EXPOSE $LOCAL_SMTP_PORT
+ENV SMTP_PORT=${LOCAL_SMTP_PORT} \
+  SMTP_USER=${LOCAL_SMTP_USER} \
+  SMTP_PASSWORD=${LOCAL_SMTP_PASSWORD}
 COPY smtp/.msmtprc ./