Added Docker CLI binary to final image

Dockerfile

@@ -14,6 +14,20 @@ RUN CGO_ENABLED=0 GOOS=linux GOARCH=${GOARCH} GOARM=${GOARM} go build -a -ldflag
     -X main.version=${VERSION} \
     -X main.buildSource=Docker"
 
+FROM ${BASE_IMAGE_BUILDER}:${GO_VERSION}-alpine${ALPINE_VERSION} AS docker-builder
+ARG GOARCH=amd64
+ARG GOARM
+ARG DOCKER_VERSION=v18.09.7
+RUN apk add -U -q --progress --no-cache git bash coreutils gcc musl-dev
+WORKDIR /go/src/github.com/docker/cli
+RUN git clone --branch ${DOCKER_VERSION} --single-branch --depth 1 https://github.com/docker/cli.git . > /dev/null 2>&1
+ENV CGO_ENABLED=0 \
+    GOARCH=${GOARCH} \
+    GOARM=${GOARM} \
+    DISABLE_WARN_OUTSIDE_CONTAINER=1
+RUN ./scripts/build/binary
+RUN rm build/docker && mv build/docker-linux-* build/docker
+
 FROM scratch
 ARG BUILD_DATE
 ARG VCS_REF
@@ -28,4 +42,5 @@ LABEL org.label-schema.schema-version="1.0.0-rc1" \
     org.label-schema.version=${VERSION}
 ENTRYPOINT [ "/lazydocker" ]
 VOLUME [ "/.config/jesseduffield/lazydocker" ]
-COPY --from=builder /go/src/github.com/jesseduffield/lazydocker/lazydocker /lazydocker
+ENV PATH=/
+COPY --from=docker-builder /go/src/github.com/docker/cli/build/docker /docker

README.md

@@ -117,6 +117,10 @@ docker build -t lazyteam/lazydocker \
     .
 ```
 
+If you encounter a compatibility issue with Docker bundled binary, try rebuilding
+the image with the build argument `--build-arg DOCKER_VERSION="v$(docker -v | cut -d" " -f3 | rev | cut -c 2- | rev)"`
+so that the bundled docker binary matches your host docker binary version.
+
 ## Usage
 
 Call `lazydocker` in your terminal. I personally use this a lot so I've made an alias for it like so: