goredir/Dockerfile

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2024-09-06 17:45:20 +00:00
# Stage 1: Build the Go application
FROM golang:1.23 AS builder
# Set the Current Working Directory inside the container
WORKDIR /app
# Copy go mod and sum files
COPY go.mod ./
# Download all dependencies. Dependencies will be cached if the go.mod and go.sum files are not changed
RUN go mod download
# Copy the source code into the container
COPY . .
# Build the Go app
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -installsuffix cgo -o server .
# Stage 2: Create a small image with just the compiled binary
FROM alpine:latest
# Set the Current Working Directory inside the container
WORKDIR /root/
# Copy the pre-built binary file from the previous stage
COPY --from=builder /app/server .
# Expose the port that the application will run on
EXPOSE 8080
# Command to run the executable
CMD ["./server"]