From 57935ae0df5105cf7d5a4fb173ad13a4e73bb0e3 Mon Sep 17 00:00:00 2001
From: Paul Johnson <pmj+github@ologn.co.uk>
Date: Wed, 29 Oct 2025 00:34:24 +0000
Subject: [PATCH] Make it possible to override nginx listen port in container

---
 Dockerfile | 7 +++++--
 nginx.conf | 2 +-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 734bd73d..e3bff3df 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,9 @@ RUN pnpm build
 # production stage
 FROM nginx:stable-alpine AS production-stage
 COPY --from=build-stage /app/dist /usr/share/nginx/html
-COPY nginx.conf /etc/nginx/conf.d/default.conf
-EXPOSE 80
+COPY nginx.conf /etc/nginx/templates/default.conf.template
+
+ENV PORT=80
+EXPOSE $PORT
+
 CMD ["nginx", "-g", "daemon off;"]
diff --git a/nginx.conf b/nginx.conf
index 1a30e15e..ceb6d322 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -1,5 +1,5 @@
 server {
-    listen 80;
+    listen ${PORT};
     server_name localhost;
     root /usr/share/nginx/html;
     index index.html;