# Build stage
FROM rust:1.75-slim as builder
WORKDIR /app
# Copy manifests first (for better layer caching)
COPY Cargo.toml Cargo.lock* ./
# Create a dummy src to cache dependencies
RUN mkdir -p src && \
echo "fn main() {}" > src/main.rs && \
echo "pub fn lib() {}" > src/lib.rs && \
cargo build --release && \
rm -rf src
# Copy actual source
COPY src/ src/
COPY internal/ internal/
COPY manifest/ manifest/
COPY resource/ resource/
# Build the release binary
RUN touch src/main.rs src/lib.rs && \
cargo build --release --bin {{PROJECT_NAME}}
# Runtime stage
FROM debian:bookworm-slim
RUN apt-get update && apt-get install -y --no-install-recommends \
ca-certificates \
libssl3 \
&& rm -rf /var/lib/apt/lists/*
WORKDIR /app
# Copy binary from builder
COPY --from=builder /app/target/release/{{PROJECT_NAME}} /app/{{PROJECT_NAME}}
# Copy config
COPY --from=builder /app/manifest/ /app/manifest/
# Create non-root user
RUN useradd -m -u 1000 appuser && chown -R appuser:appuser /app
USER appuser
EXPOSE 8080
ENV RUST_LOG=info
ENV APP_ENV=production
CMD ["./{{PROJECT_NAME}}"]