From 23fd53576e23c36e8715a94e7e6c3c9abb3ebcd9 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 10 Mar 2026 19:57:01 +0000
Subject: [PATCH] Fix healthcheck to respect PORT environment variable

Co-authored-by: ThePhaseless <33990351+ThePhaseless@users.noreply.github.com>
---
 Dockerfile | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 4c25e9b..52438f5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,7 +17,8 @@ ENV GITHUB_BUILD=${GITHUB_BUILD}\
     # prevents python creating .pyc files
     PYTHONDONTWRITEBYTECODE=1 \
     UV_LINK_MODE=copy \
-    UV_CACHE_DIR=${UV_CACHE_DIR}
+    UV_CACHE_DIR=${UV_CACHE_DIR} \
+    PORT=8191
 
 RUN apt update &&\
     apt -y upgrade &&\
@@ -52,6 +53,7 @@ RUN \
     uv run pytest --retries 3
 
 FROM app
-EXPOSE 8191
-HEALTHCHECK --interval=15m --timeout=30s --start-period=5s --retries=3 CMD [ "curl", "http://localhost:8191/health" ]
+EXPOSE $PORT
+# Shell form is required here (instead of exec form) to enable ${PORT} variable expansion at runtime
+HEALTHCHECK --interval=15m --timeout=30s --start-period=5s --retries=3 CMD curl "http://localhost:${PORT}/health"
 ENTRYPOINT ["uv", "run", "main.py"]