# Build
FROM golang:1.19.2-alpine AS build-env
RUN apk add build-base
RUN go install -v github.com/projectdiscovery/subfinder/v2/cmd/subfinder@latest
# Release
FROM alpine:3.16.3
RUN apk -U upgrade --no-cache \
&& apk add --no-cache bind-tools ca-certificates
COPY --from=build-env /go/bin/subfinder /usr/local/bin/subfinder
ENTRYPOINT ["subfinder"]