Peter Szilagyi avatar Peter Szilagyi committed 1ad05b3

Added usage message.

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Files changed (1)

             mode=test
             ;;
         *)
-            echo "Unknown argument: $arg"
+            echo "Unknown argument: $arg" >&2
+            echo "Usage: $0 [-prod | -test]" >&2
             exit 2
             ;;
     esac
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