Fix list-of-figures / list-of-tables numbering in HTML.

This uses the new $$lt$$ template variable from pandoc-crossref to
render each item as a link, instead of raw text.

Author: bluegate010

build.sh

@@ -1011,6 +1011,16 @@ do_html() {
 	local crossref=$3
 	mkdir -p "$(dirname ${output})"
 	echo "Generating HTML Output"
+
+	local processed_input="processed.input"
+	cp "${input}" ${processed_input}
+
+	# Configure lofItemTemplate/lotItemTemplate in the YAML frontmatter.
+	# These are placed first in the frontmatter so they won't override any existing settings.
+	# These can't be passed as --metadata since the dollar signs won't expand properly.
+	sed -i '0,/^---$/{s/---/---\nlofItemTemplate: |\n  1. \$\$lt\$\$/}' ${processed_input}
+	sed -i '0,/^---$/{s/---/---\nlotItemTemplate: |\n  1. \$\$lt\$\$/}' ${processed_input}
+
 	local cmd=(pandoc
 		--toc
 		-V colorlinks=true
@@ -1050,7 +1060,7 @@ do_html() {
 		${EXTRA_PANDOC_OPTIONS}
 		--to=html
 		--output="'${output}'"
-		"'${input}'")
+		"'${processed_input}'")
 	retry 5 "${cmd[@]}"
 	if [ $? -ne 0 ]; then
 		FAILED=true