toxicity188/BetterHealthBar3

AI Summary: The task is to add a hiding mechanism for monsters processed by the `hideEntity` function in a Minecraft server-side health bar plugin. This requires enhancing the existing plugin to account for monsters that have already been processed by this function, ensuring they are correctly hidden from the health bar display. The request explicitly excludes support for closed-source mods, hybrid Bukkit plugins, very old Minecraft versions, Bedrock, performance-heavy functions, personal issues, and client-side features.