remove Digger from dorf

src/entities/sentient/dorf.rs

@@ -3,8 +3,6 @@ use crate::constants::TILE_SIZE;
 use crate::constants::*;
 use crate::entities::cargo::{CarryVisualState, HaulSlot};
 use crate::entities::shared_components::Ambulatory;
-use crate::entities::shared_systems::constants::DEFAULT_DIG_INTERVAL_SECS;
-use crate::entities::shared_systems::digging::Digger;
 use crate::game::SpawnDelay;
 use crate::world::VisibleGameEntity;
 use bevy::prelude::*;
@@ -17,7 +15,6 @@ pub struct Dorf {
     sprite: Sprite,
     transform: Transform,
     visibility: Visibility,
-    digger: Digger,
     haul_slot: HaulSlot,
     carry_visual: CarryVisualState,
 }
@@ -48,7 +45,6 @@ impl Dorf {
             },
             transform: Transform::from_translation(position).with_scale(Vec3::splat(PIXEL_RATIO)),
             visibility: Visibility::Hidden,
-            digger: Digger::new(DEFAULT_DIG_INTERVAL_SECS),
             haul_slot: HaulSlot::default(),
             carry_visual: CarryVisualState::new(normal_sprite, carry_sprite),
         }