# 2️⃣ If destination is a directory, ensure it exists if [[ -d "$DST" ]]; then # Destination is a directory – we’ll copy INTO it cp -a --preserve=all "$SRC" "$DST"/ else # Destination is a file (or doesn't exist yet) – copy TO it # -i asks before overwriting an existing file # -a preserves attributes (mode, timestamps, ownership, etc.) cp -ai "$SRC" "$DST" fi