FROM alpine:latest

# Install FTP client and netcat for connection testing
RUN apk update && apk add --no-cache lftp netcat-openbsd && \
    rm -rf /var/cache/apk/*

# Copy the FTP script
COPY ftp_script.sh /usr/local/bin/ftp_script.sh

# Make the script executable
RUN chmod +x /usr/local/bin/ftp_script.sh

# Run the script
CMD ["/usr/local/bin/ftp_script.sh"]