Capybara Spawn Egg

Implement only these approved requirements: - Create a hostile quadruped capybara entity with width 0.9, height 1.4, health 20, movement speed 0.25, attack damage 10 (5 hearts), armor 0, tracking range 8, hostile default goals, pig sound family, and no natural spawning. - Create a hostile quadruped boss capybara named Capyr with width 0.9, height 1.4, health 20, movement speed 0.25, attack damage 10 (5 hearts), armor 0, tracking range 8, hostile default goals, pig sound family, and no natural spawning. - Create the capybara texture: A Minecraft-style hostile capybara texture: warm brown fur, rounded snout, small ears, dark eyes, and a subtly aggressive expression. - Create the capybara_spawn_egg texture: A Minecraft spawn egg inventory icon patterned in warm brown and tan colors matching a capybara. - Create the capyr texture: A Minecraft-style boss capybara texture: dark brown fur, prominent red eyes, a larger intimidating muzzle, and subtle ominous virus-like green markings while retaining a recognizable capybara form. - Create the capyr_spawn_egg texture: A Minecraft spawn egg inventory icon patterned in dark brown, red, and toxic green colors matching the Capyr boss capybara.