Most distributors both show a foreground notification at all times and require exempting them from battery optimization. Because of its efficient design, something like ntfy only uses a few percent of battery per day [1].
System-level integration into Android ROMs would eliminate the need for those things.
System-level integration into Android ROMs would eliminate the need for those things.
[1] https://docs.ntfy.sh/faq/?h=battery#how-much-battery-does-th...