add transaction to prevent intermediary crash if parent menu_item has been destroyed by another simulatnous generation (#1769)

* icons

* frozen

* Fix #1583

* add element to menu item form

* ordre alpha

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Co-authored-by: pabois <pierreandre.boissinot@noesya.coop>

* fix

* better

* keep ancestors' bodyclasses

Co-authored-by: Pierre-André Boissinot <pierreandre.boissinot@noesya.coop>

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Co-authored-by: Pierre-André Boissinot <pierreandre.boissinot@noesya.coop>

* qualiopi

* text

* namespace

* order

* layout grand

* large

* large

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Co-authored-by: Sébastien Gaya <sebastien.gaya@gmail.com>

* Fix https://github.com/osunyorg/bordeauxmontaigne-iut/issues/88



* fix

* order lines

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Co-authored-by: Sébastien Gaya <sebastien.gaya@gmail.com>

* recent projects

* year

* fix

* latest instead of recent

* latest

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Co-authored-by: Sébastien Gaya <sebastien.gaya@gmail.com>

* remove pagination for websites

* clean

* force search open & search by similarity

* remove forced order

* remove forced order

* better join

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Co-authored-by: Arnaud Levy <arnaud.levy@noesya.coop>
Co-authored-by: pabois <pierreandre.boissinot@noesya.coop>

* projects

* fix

* wip

* layouts

* all

* still missing show

* references

* sort yaml

* feature

* wip

* refactor features in traits

* add controllers

* views wip

* wip

* projects !

* done!

* fix

* New bodyclass

* oops

* better_structure

* fix

* fix

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Co-authored-by: pabois <pierreandre.boissinot@noesya.coop>

* auto generate agenda categories from programs

* lighter

* include tree

* add relation

* add relation

* add relation

* fix test

* allow permalink removal

* cleaner

* clean

* comments

* comment

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Co-authored-by: Arnaud Levy <arnaud.levy@noesya.coop>

* Ajout de durée

* duration

* Fix #1582

* wip

* rename

* content

* Fix

* wip

* Fix

* Fix #1647

* Fix #1648

* fix agenda category children

* references

* limit slug size

* comment

* fix

* partial slug/form + handle length in js

* clean pathable

* manu has identifier_max_length, page include sluggable

* clean sluggable concern

* edu/diploma, res/publication: slug

* fix