Merge pull request #129 from moul/dependabot/docker/golang-1.18.1-alpine

chore(deps): bump golang from 1.17.5-alpine to 1.18.1-alpine

Dockerfile

@@ -4,7 +4,7 @@ ARG             VCS_REF
 ARG             VERSION
 
 # build
-FROM            golang:1.17.5-alpine as builder
+FROM            golang:1.18.1-alpine as builder
 RUN             apk add --no-cache git gcc musl-dev make
 ENV             GO111MODULE=on
 WORKDIR         /go/src/moul.io/prefix