# syntax=docker/dockerfile:1.5

# Build stage
ARG GO_VERSION=1.24
FROM golang:${GO_VERSION} AS builder

# Set the working directory
WORKDIR /app

# Cache dependencies and build the application
RUN --mount=type=cache,target=/go/pkg/mod \
    --mount=type=cache,target=/root/.cache/go-build \
    --mount=type=bind,target=. \
    CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o /task-manager ./cmd/main.go

# Final stage
FROM scratch AS final

# Set the working directory
WORKDIR /app

# Copy the built binary from the builder stage
COPY --from=builder /task-manager ./

# Expose the application port
EXPOSE 8080

# Set the default command to run the application
CMD ["./task-manager"]