Docker, ECR, Elastic Beanstalk, & Terraform Dockerfile

Dockerfile

FROM golang:1.20 AS builder

WORKDIR /go/src/github.com/path/to/your/code

COPY go.mod go.mod
COPY go.sum go.sum

RUN go mod download

COPY main.go main.go
COPY cmd/ cmd/
COPY pkg/ pkg/
# Other directories or file that you need

RUN CGO_ENABLED=0 GOOS=linux go build -a -o app .

FROM alpine:latest  
RUN apk --no-cache add ca-certificates

WORKDIR /root/
COPY --from=builder /go/src/github.com/path/to/your/code/app .

EXPOSE 1323 #or other port

CMD ["./app", "arg"]