support mosnter manual

poc.sh

@@ -11,6 +11,7 @@ main() {
 
    #set -x
 
+   #scrape_book_chapter  https://www.dndbeyond.com/sources/mm/monsters-e
    #scrape_book_chapter  https://www.dndbeyond.com/compendium/rules/dmg/appendix-b-monster-lists
 
    #scrape_book_chapter https://www.dndbeyond.com/compendium/rules/phb/credits | less
@@ -141,6 +142,8 @@ html_to_markdown() {
          echo Introduction
       elif echo "$out" | grep '^##* Credits' &> /dev/null; then
          echo Credits
+      elif echo "$out" | grep '^##* Monsters' &> /dev/null; then
+         echo Monsters
       else
          log WARNING: NOTHING INDICITIVE OF TYPE OF CONTENT FOUND
          echo Chapter