i2pd-exporter 1.2.0

Prometheus exporter for i2pd (via I2PControl API)
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FROM debian:12

# Install Rust and dependencies
RUN apt-get update && apt-get install -y \
    curl \
    build-essential \
    pkg-config \
    libssl-dev \
    gcc-x86-64-linux-gnu \
    binutils-x86-64-linux-gnu \
    && rm -rf /var/lib/apt/lists/*

# Create .cargo/config.toml to configure cross-compilation
RUN mkdir -p /root/.cargo
RUN echo '[target.x86_64-unknown-linux-gnu]\nlinker = "x86_64-linux-gnu-gcc"\n' > /root/.cargo/config.toml

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

# Explicitly add the x86_64 target
RUN rustup target add x86_64-unknown-linux-gnu

# Create app directory
WORKDIR /usr/src/app

# Copy your project files
COPY . .

# Build release binary with optimizations - explicitly target x86_64
RUN cargo build --release --target x86_64-unknown-linux-gnu --target-dir /build

# The output binary will be at /build/release/x86_64-unknown-linux-gnu/i2pd-exporter