feat: frontmatter

2026-03-23 11:39:05 +01:00
parent 30b7681234
commit ef16ed4c88
7 changed files with 268 additions and 38 deletions
--- a/awk/headers.awk
+++ b/awk/headers.awk
@@ -3,8 +3,14 @@ function strip_markdown(s) {
    gsub(/[*_`~]/, "", s)
    gsub(/[\[\]]/, "", s)
    gsub(/\([^\)]*\)/, "", s)
+    s = tolower(s)
+    gsub(/[^a-z0-9 -]/, "", s)
    gsub(/^[[:space:]]+|[[:space:]]+$/, "", s)
    gsub(/[[:space:]]+/, "-", s)
+    gsub(/-{2,}/, "-", s)
+    gsub(/^-+|-+$/, "", s)
+    if (length(s) > 80) s = substr(s, 1, 80)
+    gsub(/-+$/, "", s)
    return s
 }
 function print_header(line) {