pandoc simple static website

#!/bin/bash

gen_html () {
    mkdir -p test_compile
    file_name=$1
    name="${1%.*}"
    ext="${1##*.}"
    echo "[${name}](./${name}.html)" >> index.md
    echo "" >> index.md
    pandoc -f markdown -t html --mathjax --metadata title="questions" -s -o ./test_compile/${name}.html $file_name 
}

export -f gen_html 
rm index.md
touch index.md
echo "%Index of Questions" >> index.md
find . -maxdepth 1 -type f -name "*.md" -printf "%f\n" | sort | xargs -I % bash -c 'gen_html "$@"' _ %
pandoc -f markdown -t html --mathjax -s -o ./test_compile/index.html index.md