feat: initial server config & Dockerfile

pacman-server/Dockerfile

@@ -0,0 +1,46 @@
+ARG RUST_VERSION=1.89.0
+
+FROM lukemathwalker/cargo-chef:latest-rust-${RUST_VERSION} AS chef
+WORKDIR /app
+
+# -- Planner stage --
+FROM chef AS planner
+COPY . .
+RUN cargo chef prepare --bin pacman-server --recipe-path recipe.json
+
+# -- Builder stage --
+FROM chef AS builder
+COPY --from=planner /app/recipe.json recipe.json
+RUN cargo chef cook --release --bin pacman-server --recipe-path recipe.json
+
+# Copy the source code AFTER, so that dependencies are already cached
+COPY . .
+
+# Install build dependencies, then build the server
+RUN apt-get update && apt-get install -y pkg-config libssl-dev && rm -rf /var/lib/apt/lists/*
+RUN cargo build --package pacman-server --release --bin pacman-server
+
+# -- Runtime stage --
+FROM debian:bookworm-slim AS runtime
+WORKDIR /app
+COPY --from=builder /app/target/release/pacman-server /usr/local/bin/pacman-server
+
+# Install runtime dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    tzdata \
+    && rm -rf /var/lib/apt/lists/*
+
+ARG TZ=Etc/UTC
+ENV TZ=${TZ}
+
+# Optional build-time environment variable for embedding the Git commit SHA
+ARG RAILWAY_GIT_COMMIT_SHA
+ENV RAILWAY_GIT_COMMIT_SHA=${RAILWAY_GIT_COMMIT_SHA}
+
+# Specify PORT at build-time or run-time, default to 3000
+ARG PORT=3000
+ENV PORT=${PORT}
+EXPOSE ${PORT}
+
+CMD ["sh", "-c", "exec /usr/local/bin/pacman-server"]