Fix base image pinning from Concourse resources

Properly using build args as advised in the docs.
cloudfoundry-community · May 10, 2024 · bb3c3c5 · bb3c3c5
1 parent b9795cf
commit bb3c3c5
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -1,10 +1,13 @@
-FROM golang AS builder
+ARG golang
+ARG alpine
+
+FROM ${golang} AS builder
 ADD . /go/src/github.com/telia-oss/github-pr-resource
 WORKDIR /go/src/github.com/telia-oss/github-pr-resource
 RUN curl -sL https://taskfile.dev/install.sh | sh /dev/stdin v3.33.1
 RUN ./bin/task build
 
-FROM alpine AS resource
+FROM ${alpine} AS resource
 COPY --from=builder /go/src/github.com/telia-oss/github-pr-resource/build /opt/resource
 RUN apk add --update --no-cache \
     git \