Minecraft mod development Java

You will be creating a mod for minecraft version 1.16.5 or latest I will d ---------- later. I will have you create multiple mods depending on how well you do.

You will initially create a mod like this (only the bossing part): ----------

It will be a bossing mod. We will discuss in details later as there is a lot. I will have some parts of the mod summarized below:
Bossing mod:
- Custom monsters/bosses that have custom models (I will hire another person if needed)
- Boss Health indicator
- Boss Damage moves/abilities
- Advanced algorithm to fight
- Major abilities will have indicators like charge up indicators (look at the lost ark youtube video something like that)
- Boss will do certain moves at certain health points
- Boss will drop loot upon defeat
- Boss will keep track of all damage from all sources

Something like this: ----------