None of these have anything to do with what you cited above, which was ICRC's summary of customary law about inherently indiscriminate weapons. Your first and second links here are examining entirely different challenges to the operation's legality, and the third is just some vague assertions from questionable sources like Francesca Albanese.
You could ask ChatGPT and get a perfectly cromulent answer on what these have to do with what I cited. The key theme is indiscriminate weapons used for indiscriminate attacks. Alas, you can lead a horse to water...