build(deps): update golang docker tag to v1.21.5

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
keptn-contrib · Jan 13, 2024 · 2295e0b · 2295e0b
1 parent d0f9b4b
commit 2295e0b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Dockerfile b/Dockerfile
@@ -1,7 +1,7 @@
 # Use the offical Golang image to create a build artifact.
 # This is based on Debian and sets the GOPATH to /go.
 # https://hub.docker.com/_/golang
-FROM golang:1.17.5-alpine as builder
+FROM golang:1.21.5-alpine as builder
 RUN apk add --no-cache gcc libc-dev git
 
 ARG version=develop