new helm

Dockerfile

@@ -1,10 +1,19 @@
-FROM alpine/helm:3.8.1
-MAINTAINER Joachim Hill-Grannec <joachim@pelo.tech>
+FROM golang:1.22-alpine3.19 as builder
 
-COPY build/drone-helm /bin/drone-helm
-COPY assets/kubeconfig.tpl /root/.kube/config.tpl
+ENV GO111MODULE=on
+WORKDIR /app
 
-LABEL description="Helm 3 plugin for Drone 3"
-LABEL base="alpine/helm"
+COPY --link go.mod .
+COPY --link go.sum .
+RUN go mod download
+COPY --link . .
 
-ENTRYPOINT [ "/bin/drone-helm" ]
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /go/bin/drone-helm ./cmd/drone-helm
+
+# --- Copy the cli to an image with helm already installed ---
+FROM alpine/helm:3.14.0
+
+COPY --link --from=builder /go/bin/drone-helm /bin/drone-helm
+COPY --link ./assets/kubeconfig.tpl /root/.kube/config.tpl
+
+ENTRYPOINT [ "/bin/drone-helm" ]