FROM eclipse-temurin:25-jdk-alpine
WORKDIR /app
RUN apk add --no-cache curl tzdata

COPY src/HintJob.java /app/HintJob.java

RUN mkdir -p /app/target /app/lib \
 && curl -fsSL -o /app/lib/postgresql.jar \
    https://repo1.maven.org/maven2/org/postgresql/postgresql/42.7.3/postgresql-42.7.3.jar \
 && javac -d /app/target /app/HintJob.java

ENTRYPOINT ["/opt/java/openjdk/bin/java","-cp","/app/target:/app/lib/postgresql.jar","HintJob"]
CMD ["3000"]