Draft: Merge branch 'Miseajourindex' into 'master'

mise à jour de l'index du programme

See merge request !113 (merged)

(cherry picked from commit 3ece8d37)

adbb97b4 https://congressus.partipirate.org/meeting.php?id=4085

Co-authored-by: Nicolas Petitdemange nicolas@petitdemange.fr