Dockerfile.native

FROM --platform=$BUILDPLATFORM ghcr.io/graalvm/native-image-community:25 AS builder

# Maven wrapper needs unzip to extract Maven distribution
RUN microdnf install -y unzip freetype fontconfig

WORKDIR /app

# Copy Maven wrapper and POM first for layer caching
COPY mvnw pom.xml ./
COPY .mvn .mvn
RUN chmod +x mvnw && ./mvnw dependency:go-offline --no-transfer-progress -q 2>/dev/null || true

# Copy source code
COPY src src
COPY comparison/svg comparison/svg

# Build shaded CLI JAR (jni-config.json is embedded in the JAR via META-INF)

RUN ./mvnw -DskipTests package --no-transfer-progress

# Collect additional native-image metadata with tracing agent (all SVGs)
RUN mkdir -p native-config && \
    for svg in comparison/svg/*.svg; do \
      java -Djava.awt.headless=true \
        -agentlib:native-image-agent=config-merge-dir=native-config \
        -jar target/*-cli.jar "$svg" -o "/tmp/$(basename "$svg" .svg).png" || true; \
    done && \
    echo "=== Collected metadata ===" && ls -la native-config/

# Build native image
# jni-config.json from META-INF is auto-discovered; tracing agent adds AWT/Java2D reflection
RUN native-image \
      -Djava.awt.headless=true \
      -H:ConfigurationFileDirectories=native-config \
      -o jairosvg \
      -jar target/*-cli.jar && \
    mkdir -p /output && cp jairosvg /output/ && \
    cp lib*.so /output/ 2>/dev/null || true

# --- Runtime stage ---
FROM ubuntu:24.04

RUN apt-get update && apt-get install -y --no-install-recommends \
      fontconfig fonts-dejavu-core libfreetype6 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY --from=builder /output/ /app/
COPY --from=builder /app/comparison/svg comparison/svg

ENTRYPOINT ["/app/jairosvg"]