Could Google/Firebase commit to open sourcing the code, and making sure everyone (who wants to) can seamlessly transition off Firebase, if the product is to be

Could Google/Firebase commit to open sourcing the code, and making sure everyone (who wants to) can seamlessly transition off Firebase, if the product is to be euthanized? If there was a transition contingency for anyone who depends on Firebase, that'd make depending on Firebase less worrisome.