+@task
+def cleanup(c):
+ c.run(f'mv {SCHOOL_DIR}/*.md {ARCHIVE}')
+ c.run(f'mv {SCHOOL_DIR}/*.html {ARCHIVE}')
+
+@task
+def fresh_week(c):
+ cleanup(c)
+ c.run(f'mv {SCHOOL_DIR}/*.pdf {ARCHIVE}')
+
+
+@task
+def checklist(c):
+ print('- [ ] `fresh-week` to clean up old files.')
+ print('- [ ] start libreoffice and open `assignements.ods`')
+ print('- [ ] copy a previous sheet to be the new first sheet, and update the date Monday date.')
+ print('- [ ] `invoke missing YYYY.MM.DD` the .ods file.')
+ print('- [ ] `invoke preview-all YYYY.MM.DD`')
+