debianbased-Dockerfile

# Stage 1: Build Stage using debian:buster-slim for building the Rust project
FROM debian:buster-slim AS build

# Set environment variables to avoid interactive prompts
ENV DEBIAN_FRONTEND=noninteractive

# Install dependencies: curl for downloading Rust, and build-essential for compiling Rust packages
RUN apt-get update && \
    apt-get install -y curl build-essential && \
    rm -rf /var/lib/apt/lists/*

# Install Rust using rustup (Rust installer)
RUN curl https://sh.rustup.rs -sSf | sh -s -- -y

# Set the path for Rust (cargo and rustc)
ENV PATH="/root/.cargo/bin:${PATH}"

# Install mdbook via cargo (Rust's package manager)
RUN cargo install mdbook

# Create an app directory for your project
WORKDIR /app

# Copy all the contents of your current project
COPY . .

# Build the book
RUN mdbook build

# Stage 2: Production Stage using debian:buster-slim for serving the book
FROM debian:buster-slim

# Install minimal runtime dependencies
RUN apt-get update && apt-get install -y ca-certificates bash && rm -rf /var/lib/apt/lists/*

# Copy the built book and mdbook binary from the build stage
COPY --from=build /root/.cargo/bin/mdbook /usr/local/bin/mdbook
COPY --from=build /app /app

# Expose the port that mdbook serve uses (default is 3000)
EXPOSE 3000

# Default command to serve the book, ensuring it binds to 0.0.0.0
WORKDIR /app
CMD ["mdbook", "serve", "-n", "0.0.0.0"]