# Step 1: Build the Go binary in a separate stage
FROM golang:1.24 AS builder

# Set the working directory
WORKDIR /app

# Copy the Go module files
COPY go.mod go.sum ./
RUN go mod download

# Copy the rest of the application code
COPY ./src ./src

# Build the Go binary with static linking for Linux
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -v -o /server ./src

COPY ./views ./views
COPY ./build_number ./build_number

FROM scratch

# Set the current working directory inside the container
WORKDIR /app

COPY . .
COPY --from=builder server ./

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

# Expose the port on which the Go server will run
EXPOSE 54321