From 9a6b858b834530cf92467fbf66bd92c56c274e50 Mon Sep 17 00:00:00 2001
From: Geoff Bourne <itzgeoff@gmail.com>
Date: Fri, 19 Sep 2025 17:17:59 -0500
Subject: [PATCH] Add /start shim for containers using old entrypoint (#3663)

---
 Dockerfile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 754713e6..a0d663a1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -66,6 +66,10 @@ STOPSIGNAL SIGTERM
 ENV TYPE=VANILLA VERSION=LATEST EULA="" UID=1000 GID=1000 LC_ALL=en_US.UTF-8
 
 COPY --chmod=755 scripts/start* /image/scripts/
+
+# Backward compatible shim for those with legacy entrypoint
+RUN echo "#!/bin/sh\nexec /image/scripts/start\n" > /start && chmod +x /start
+
 COPY --chmod=755 scripts/auto/* /image/scripts/auto/
 COPY --chmod=755 files/shims/ /usr/local/bin/
 COPY --chmod=755 files/* /image/