.drone.yml

@@ -7,6 +7,7 @@ steps:
   settings:
     repo: foo/bar
     dry_run: true
+    target: final
     tags:
       - ${DRONE_COMMIT_SHA}
       - ${DRONE_BRANCH}

Dockerfile

@@ -7,15 +7,9 @@ COPY ./ ./
 RUN golangci-lint run
 
 ## build image:
-#ARG GO_VERSION=1.15
-FROM golang:1.15-alpine AS builder
+FROM golang:1.15-buster AS builder
 
-RUN mkdir /user && \
-    echo 'nobody:x:65534:65534:nobody:/:' > /user/passwd && \
-    echo 'nobody:x:65534:' > /user/group
-RUN apk add --no-cache ca-certificates git bzip2 make gcc libc-dev
-
-#RUN GO111MODULE=on go get github.com/golangci/golangci-lint/cmd/golangci-lint@v1.31.0
+RUN apt update && apt install -y make bzip2
 
 RUN mkdir -p /build
 WORKDIR /build
@@ -32,7 +26,7 @@ RUN go mod vendor
 RUN tar -c . | bzip2 > /src.tbz2
 
 ## output image:
-FROM ubuntu:focal AS final
+FROM debian:buster-slim AS final
 COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
 COPY --from=builder /build/httpd /app/httpd
 COPY --from=builder /src.tbz2 /usr/local/src/src.tbz2