Challenge to make a Docker image under 2MB to run a print in Go.
FROM golang:1.22-alpine3.20 AS builder
WORKDIR /app
RUN go mod init github.com/KevBeltrao/fullcycle
RUN touch main.go
RUN echo -e 'package main\n\nimport "fmt"\n\nfunc main() {\n\tfmt.Println("Full Cycle Rocks!!")\n}' > main.go
RUN go build -o app .
FROM scratch
WORKDIR /app
COPY --from=builder /app/app .
CMD [ "./app" ]
docker pull kbmelo/fullcycle