That's why Israel has systematically taken out every hospital in Gaza: https://www.bbc.com/news/articles/cdd25d9vp2qo
Has blocked and sabotaged aid at every turn, including bombing UN food trucks: https://news.un.org/en/story/2025/01/1158746
And when allied countries got too uneasy about them just blocking all aid trucks at the border, they set up their own aid organization to trickle out nominal amounts of food while they take pot shots at people desperate enough to show up: https://www.bbc.com/news/articles/c74ne108e4vo
They didn't just make this up as they go, presumably the plans have been sitting around for a long time waiting for a suitable moment.