| # ───────────────────────────────────────────────────────────── | |
| # Sandbox Dockerfile — Java execution | |
| # ───────────────────────────────────────────────────────────── | |
| FROM eclipse-temurin:21-jdk-alpine | |
| # Create sandbox user | |
| RUN adduser -D -u 1000 sandbox | |
| # Create workspace | |
| RUN mkdir -p /sandbox && chown sandbox:sandbox /sandbox | |
| USER sandbox | |
| WORKDIR /sandbox | |
| ENTRYPOINT ["sh", "-c"] | |