put everything in a subshell

blag

@@ -86,18 +86,16 @@ codeblock() {
 	printf '</code></pre>'
 }
 
-render() {
-	local birth=$(stat -c'%W' "$1")
+render() {(
+	birth=$(stat -c'%W' "$1")
 	if (( birth > 0 )); then
 		CREATED_AT=$(date --rfc-3339=seconds -d "@$birth")
 	fi
 	MODIFIED_AT=$(date --rfc-3339=seconds -d "@$(stat -c '%Y' "$1")")
 
 	#shellcheck disable=SC1090
-	( . "$1"; ) # the moment you've all been waiting for
-}
-
-
+	. "$1"
+)}
 
 print_help() {
 	echo "Usage: $0 <SCRIPT>