uncloseai.com/public/languages/cobol/Dockerfile

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Docker

# GnuCOBOL 3.x (checked 2025-10-13: hldtux/cobol-gnu is available)
FROM debian:bookworm-slim AS builder
RUN apt-get update && \
apt-get install -y gnucobol4 && \
rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY uncloseai.cob .
# Compile COBOL program
RUN cobc -x -free uncloseai.cob -o uncloseai
FROM debian:bookworm-slim
RUN apt-get update && \
apt-get install -y gnucobol4 libcob4 ca-certificates curl jq bash && \
rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY --from=builder /app/uncloseai .
CMD ["./uncloseai"]