builds a network of nodes

Dockerfile

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+# Multistage Dockerfile for gsio-node
+
+# Build stage
+FROM rust:slim as builder
+
+# Install build dependencies
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    pkg-config \
+    libssl-dev \
+    build-essential \
+    git \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create a new empty project
+WORKDIR /app
+
+COPY Cargo.toml Cargo.lock ./
+COPY crates/gsio-node/Cargo.toml ./crates/gsio-node/
+COPY crates/gsio-relay/Cargo.toml ./crates/gsio-relay/
+COPY crates/gsio-client/Cargo.toml ./crates/gsio-client/
+COPY crates/gsio-wallet/Cargo.toml ./crates/gsio-wallet/
+
+# Create dummy source files to build dependencies
+RUN mkdir -p crates/gsio-node/src && \
+    echo 'fn main() { println!("Dummy!"); }' > crates/gsio-node/src/main.rs && \
+    mkdir -p crates/gsio-relay/src && \
+    echo 'fn main() { println!("Dummy!"); }' > crates/gsio-relay/src/lib.rs && \
+    mkdir -p crates/gsio-client/src && \
+    echo 'fn main() { println!("Dummy!"); }' > crates/gsio-client/src/main.rs && \
+    mkdir -p crates/gsio-wallet/src && \
+    echo 'pub fn dummy() {}' > crates/gsio-wallet/src/lib.rs
+
+# Create dummy source files to build dependencies
+
+
+# Build dependencies - this will be cached if dependencies don't change
+RUN cargo build --release --bin gsio-node
+
+# Remove the dummy source files
+RUN rm -rf crates/*/src
+
+# Copy the actual source code
+COPY crates ./crates
+
+# Build the application
+RUN cargo build --release --bin gsio-node
+
+# Runtime stage
+FROM debian:bookworm-slim
+
+# Install runtime dependencies
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    ca-certificates \
+    libssl3 \
+    wget \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create a non-root user to run the application
+RUN useradd -m appuser
+USER appuser
+WORKDIR /home/appuser
+
+# Copy the binary from the builder stage
+COPY --from=builder --chown=appuser:appuser /app/target/release/gsio-node .
+
+# Expose the port the app runs on
+EXPOSE 3000
+
+# Command to run the application
+CMD ["./gsio-node"]