Example Dockerfile for Golang

Dockerfile

## BUILD GO BINARY
FROM golang:1.24-alpine AS builder

## Set the working directory
WORKDIR /go/backend

## Copy necessary directories and files
COPY . .

## Download dependencies
RUN go mod download && go mod verify

## Build the go binary
RUN GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build -ldflags "-s -w" ./cmd/exampleProject && \
	mv exampleProject /go/backend/cmd/exampleProject;
####################################################################################################


## BUILD SERVICE IMAGE
FROM alpine:latest

RUN apk --no-cache add ca-certificates tzdata

WORKDIR /root

COPY --from=builder go/backend/cmd/exampleProject .

# Expose the port used by the backend
EXPOSE 5677

# Set the environment variable
ARG GOBACK_BUILD_TIMESTAMP
ENV GOBACK_BUILD_TIMESTAMP=${GOBACK_BUILD_TIMESTAMP}

# Run the binary
CMD ["./exampleProject"]