Function local_player_ai_step 

pub fn local_player_ai_step(
    query: Query<'_, '_, (Entity, &PhysicsState, &PlayerAbilities, &Swimming, &SleepingPos, &InstanceHolder, &Position, Option<&Hunger>, Option<&LastSentInput>, &mut Physics, &mut Sprinting, &mut Crouching, &mut Attributes), (With<HasClientLoaded>, With<LocalEntity>)>,
    aabb_query: Query<'_, '_, &LastBoundingBox>,
    collidable_entity_query: Query<'_, '_, (), Or<(With<AbstractBoat>, With<Shulker>)>>,
)

Makes the bot do one physics tick.

This is handled automatically by the client.