For my Minecraft horse server, I need to make a plugin where horses have a age, breed, lunge, a breeding plugin, etc. How could I code this?

For my Minecraft horse server, I need to make a plugin where horses have a age, breed, lunge, a breeding plugin, etc. How could I code this?

Added (1). Also, if I can't afford to pay someone to go about this, would anybody be willing to make it for us/me?

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