From 68389becc585d9e156aee51b24d5fa9817e64d8f Mon Sep 17 00:00:00 2001
From: Alberto de Murga <alberto@threkk.com>
Date: Fri, 12 Jun 2026 01:13:13 +0200
Subject: [PATCH] feat: exposes the default Dockerfile port

Also makes the default port environment variable configurable using the
same build arg for consistency.
---
 docker/Dockerfile | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/docker/Dockerfile b/docker/Dockerfile
index 088ff78b8b..eb840243ea 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -96,6 +96,8 @@ RUN --mount=type=cache,target=/usr/local/cargo/registry,id=${TARGETARCH} \
 
 FROM gcr.io/distroless/cc-debian12:debug
 
+ARG PORT=10801
+
 LABEL org.opencontainers.image.title="Stump" \
       org.opencontainers.image.description="A free and open source comics, manga and digital book server with OPDS support" \
       org.opencontainers.image.source="https://github.com/stumpapp/stump" \
@@ -120,11 +122,13 @@ COPY --chmod=755 docker/entrypoint.sh /entrypoint.sh
 ENV STUMP_CONFIG_DIR=/config \
     STUMP_CLIENT_DIR=/app/client \
     STUMP_PROFILE=release \
-    STUMP_PORT=10801 \
+    STUMP_PORT=${PORT} \
     STUMP_IN_DOCKER=true \
     PDFIUM_PATH=/opt/pdfium/lib/libpdfium.so \
     API_VERSION=v1
 
 WORKDIR /app
 
+EXPOSE ${PORT}
+
 ENTRYPOINT ["/entrypoint.sh"]