Dockerfile.build

# Build in the same environment as runtime
FROM debian:bookworm-slim AS builder

# Install Rust and build dependencies
RUN apt-get update && apt-get install -y \
    curl \
    build-essential \
    pkg-config \
    libssl-dev \
    && rm -rf /var/lib/apt/lists/*

# Install Rust
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
ENV PATH="/root/.cargo/bin:${PATH}"

WORKDIR /build

# Copy workspace files
COPY Cargo.toml Cargo.lock ./
COPY crates/ crates/
COPY examples/ examples/

# Build the benchmark binary
RUN cargo build --release -p ruvector-cloudrun-gpu

# Runtime stage - same base as builder
FROM debian:bookworm-slim

RUN apt-get update && apt-get install -y \
    libssl3 \
    ca-certificates \
    curl \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy binary from builder
COPY --from=builder /build/target/release/gpu-benchmark ./

ENV PORT=8080
ENV RUST_LOG=info

EXPOSE 8080

CMD ["./gpu-benchmark", "serve", "--port", "8080"]