From 8898eb3cc5355b917634c9da476045df7b0426af Mon Sep 17 00:00:00 2001
From: George Robinson <george.robinson@grafana.com>
Date: Fri, 14 Jun 2024 19:19:07 +0100
Subject: [PATCH] Add missing tzinfo package (#286)

This commit adds the missing tzinfo package. This is required for
timezones to work, for example, when validating Alertmanager
configurations that contain time intervals.
---
 cmd/cortextool/Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmd/cortextool/Dockerfile b/cmd/cortextool/Dockerfile
index b5d3f729..6226915d 100644
--- a/cmd/cortextool/Dockerfile
+++ b/cmd/cortextool/Dockerfile
@@ -6,7 +6,7 @@ ENV GOPROXY=https://proxy.golang.org
 RUN make clean && make cortextool
 
 FROM       alpine:3.14
-RUN        apk add --update --no-cache ca-certificates
+RUN        apk add --update --no-cache ca-certificates tzdata
 COPY       --from=build /build_dir/cmd/cortextool/cortextool /usr/bin/cortextool
 EXPOSE     80
 ENTRYPOINT [ "/usr/bin/cortextool" ]