respect rendered markdown in terminal

show-textfile-bat-glow.sh

#!/bin/bash

if [ $# -eq 0 ]; then
    echo "Error: No filename provided. Usage: $0 <filename>"
    exit 1
fi

filename="$1"

if [ ! -e "$filename" ]; then
    echo "Error: The specified file '$filename' does not exist."
    exit 1
fi

# Check if the file is a Markdown file
if [[ "$filename" == *".md" ]]; then
    # Use glow to render Markdown files
    glow "$filename"
else
    # Use bat for other file types
    bat "$filename"
fi