FROM alpine:latest AS builder

# Install build dependencies
RUN apk add --no-cache \
    build-base \
    cmake \
    git \
    musl-dev \
    sqlite-dev

# Copy source code
COPY . /src
WORKDIR /src

# Build
RUN mkdir build && cd build && \
    cmake .. -DCMAKE_EXE_LINKER_FLAGS="-static" && \
    make -j$(nproc)

# Create final image
FROM scratch

# Copy binary from builder
COPY --from=builder /src/build/simple_object_storage /sos

# Create data directory (though mounting is preferred)
# RUN mkdir -p /data 
# VOLUME /data

# Set working directory (optional for scratch)
# WORKDIR /data

# Expose port
EXPOSE 80

# Run server (assuming config is mounted at /data/config.json)
ENTRYPOINT ["/sos"]