feat(pandoc): add utils/script for markdown to pdf conversion

includes templates

.config/utils/pandoc/md2pdf.sh

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+#! /bin/sh
+if [ "$1" == "-h" ] ; then
+    echo "Usage: `basename $0` [input_file] [out_dir] [-h]"
+fi
+
+if [ -z "$1" ]
+  then
+    echo "No input file specified."
+	exit 0
+fi
+
+if [ -z "$2" ];then
+	out_dir=pdf
+else
+	out_dir=$2
+fi
+echo "Creating output dir if not exists : $out_dir"
+mkdir -p "$out_dir"
+echo "======== Markdown to PDF ================"
+filename_full=$(basename -- "$1")
+extension="${filename_full##*.}"
+filename="${filename_full%.*}"
+out_file=$out_dir/${filename}".pdf"
+data_dir="$HOME/.config/utils/pandoc"
+header_file="$data_dir/templates/head.tex"
+user_metadata_file="$(dirname \"$1\")/metadata.yml"
+metadata_file="~/.config/utils/templates/metadata.yml"
+[ -f "$user_metadata_file" ] && metadata_file="$user_metadata_file"
+echo "Source file": $filename_full
+echo "Target file": $out_file
+echo "Metadata file": $metadata_file
+
+pandoc -N -s \
+    --data-dir="$data_dir"\
+    --template=eisvogel.tex \
+    -H "$header_file" \
+    --listings  $1 \
+    --toc --toc-depth=4 \
+    --metadata-file "$metadata_file" \
+    -o $out_file
+
+
+echo "========================================="

.config/utils/pandoc/templates/README.md

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+# Dev Utils
+
+## Markdown to Pdf
+
+# LICENSE :
+* [https://github.com/Wandmalfarbe/pandoc-latex-template/LICENSE](https://github.com/Wandmalfarbe/pandoc-latex-template/blob/6baf692c89a5be30a44e4dd0137d8a07bd0a114c/LICENSE)
+* Jdhao's [blog](https://jdhao.github.io/2019/05/30/markdown2pdf_pandoc/] : [Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0)](https://creativecommons.org/licenses/by-nc-nd/4.0/)