From b688c99e89d05501c579c42c617e57751ab02f5f Mon Sep 17 00:00:00 2001
From: Sergio Toro <sergio@oliva.health>
Date: Wed, 15 Nov 2023 16:11:10 +0100
Subject: [PATCH] docs: add HOSTNAME docs

---
 docs/jackson/deploy/env-variables.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/docs/jackson/deploy/env-variables.md b/docs/jackson/deploy/env-variables.md
index 4d010a5f..3e5aefd6 100644
--- a/docs/jackson/deploy/env-variables.md
+++ b/docs/jackson/deploy/env-variables.md
@@ -10,6 +10,13 @@ The env vars are only applicable to the Jackson service. If you are using the np
 
 ## General configuration
 
+### **HOSTNAME**
+
+The container network that the service starts listening on. 
+
+If you are planning to use Docker health check like `wget -q --spider http://localhost:{PORT}/api/health || exit 1` you will need to set `HOSTNAME=0.0.0.0` to be able to reach the service on localhost.
+Check [NextJS Standalone Good to know](https://nextjs.org/docs/pages/api-reference/next-config-js/output#automatically-copying-traced-files)
+
 ### **HOST_URL**
 
 The URL to bind to.