diff --git a/dockerfiles/alpine.Dockerfile b/dockerfiles/alpine.Dockerfile
index 8e96f49..636144d 100644
--- a/dockerfiles/alpine.Dockerfile
+++ b/dockerfiles/alpine.Dockerfile
@@ -41,4 +41,5 @@ COPY --from=build --chown=app:app /app /app
 COPY --chown=app:app . .
 
 EXPOSE $PORT
+ENTRYPOINT [ "/app/dockerfiles/entrypoint.sh" ]
 CMD [ "bundle", "exec", "puma" ]
diff --git a/dockerfiles/bookworm.Dockerfile b/dockerfiles/bookworm.Dockerfile
index ede0e1f..3a24648 100644
--- a/dockerfiles/bookworm.Dockerfile
+++ b/dockerfiles/bookworm.Dockerfile
@@ -41,4 +41,5 @@ COPY --from=build --chown=app:app /app /app
 COPY --chown=app:app . .
 
 EXPOSE $PORT
+ENTRYPOINT [ "/app/dockerfiles/entrypoint.sh" ]
 CMD [ "bundle", "exec", "puma" ]
diff --git a/dockerfiles/entrypoint.sh b/dockerfiles/entrypoint.sh
new file mode 100755
index 0000000..58caad3
--- /dev/null
+++ b/dockerfiles/entrypoint.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# output debugging info
+ruby --version
+printf "rubygems %s\n" "$(gem --version)"
+bundle version
+
+exec "${@}"