From d7605959c04390fc539cba78e2a80d65178561a2 Mon Sep 17 00:00:00 2001
From: Varit Patel <varit@kalido.me>
Date: Tue, 5 May 2026 09:06:37 +0100
Subject: [PATCH] fix: port mapping for railway deployment

---
 Dockerfile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index b25b937..eb7f164 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -47,4 +47,5 @@ EXPOSE 8000 8501
 ENTRYPOINT ["tini", "--"]
 
 # Default command: run the Streamlit UI app
-CMD ["streamlit", "run", "ui/app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+# IMPORTANT: Shell form required for Railway $PORT environment variable expansion
+CMD streamlit run ui/app.py --server.port=${PORT:-8501} --server.address=0.0.0.0