easy5 pts · first answer countsshell-scriptingci-cd

What set -euo pipefail does

Many CI scripts start with set -euo pipefail. What does this line do?

#!/usr/bin/env bash
set -euo pipefail
./build.sh | tee build.log
echo "Deploying $TARGET"

A.Exit on any failing command, error on unset variables, and fail a pipeline if any part fails.B.Print each command before it runs, run independent steps in parallel, and ignore errors inside pipes.C.Enable extended globbing, export every variable, and retry each failed command once.D.Run the script as root, turn off shell history, and send all of its output to syslog.

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