DockerFile

# Start from the latest golang base image
FROM golang:latest as builder

# Set the Current Working Directory inside the container
WORKDIR /app

# Copy the source from the current directory to the Working Directory inside the container
COPY . .

# Build the Go app
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .


######## Start a new stage from scratch #######
FROM alpine:latest

WORKDIR /app

# Copy the Pre-built binary file from the previous stage
COPY --from=builder /app/main main
COPY --from=builder /app/format.txt format.txt

# Expose port 8080 to the outside world
EXPOSE 8080

# Command to run the executable
CMD ["./main"]