Task fix attempt

src/entities/cargo/components.rs

@@ -49,6 +49,9 @@ pub struct Cargo {
     pub size: u8,
     /// Sprite handle for rendering when on the ground.
     pub ground_sprite: Handle<Image>,
+    /// True once this cargo has been hauled to its destination.
+    /// Used to prevent re-hauling logs that have already been delivered.
+    pub delivered: bool,
 }
 
 /// Marks a Cargo entity as haulable by entities with a HaulSlot.

src/entities/cargo/log.rs

@@ -93,6 +93,7 @@ pub fn spawn_log_cargo(
                 weight: LOG_WEIGHT_KG,
                 size: SIZE_LARGE,
                 ground_sprite: log_sprite.clone(),
+                delivered: false,
             },
             Haulable,
             Sprite {

src/entities/cargo/mod.rs

@@ -5,6 +5,8 @@ pub mod systems;
 pub use crate::world::tiles::tilemap::CargoPlaceError;
 pub use components::{Cargo, CarryVisualState, HaulSlot, Haulable};
 pub use log::spawn_log_cargo;
-pub use systems::{any_hauling, carry_visual_system, haul_encumbrance_system};
+pub use systems::{
+    any_hauling, cargo_position_sync_system, carry_visual_system, haul_encumbrance_system,
+};
 
 pub use crate::plugins::cargo::CargoPlugin;

src/entities/cargo/systems.rs

@@ -1,8 +1,9 @@
-//! Cargo systems: carry visual cycling and haul encumbrance.
+//! Cargo systems: carry visual cycling, position sync, and haul encumbrance.
 
 use bevy::prelude::*;
 
-use crate::entities::cargo::components::{CarryVisualState, HaulSlot};
+use crate::entities::cargo::components::{Cargo, CarryVisualState, HaulSlot};
+use crate::entities::item::constants::ITEM_Z_FIGHTING_OFFSET;
 use crate::entities::item::inventory::constants::ENCUMBERED_SPEED_MULTIPLIER;
 use crate::entities::item::inventory::InventoryChangedEvent;
 use crate::entities::shared_components::Ambulatory;
@@ -60,3 +61,16 @@ pub fn haul_encumbrance_system(
         events.write(InventoryChangedEvent { carrier: entity });
     }
 }
+
+/// Sync cargo visual position when tile_pos changes.
+/// When cargo is picked up or dropped, tile_pos updates but Transform doesn't.
+/// This system keeps Transform in sync with the logical position.
+pub fn cargo_position_sync_system(mut query: Query<(&Cargo, &mut Transform), Changed<Cargo>>) {
+    for (cargo, mut transform) in query.iter_mut() {
+        transform.translation = Vec3::new(
+            cargo.tile_pos.x as f32,
+            cargo.tile_pos.y as f32,
+            cargo.tile_pos.z as f32 - ITEM_Z_FIGHTING_OFFSET,
+        );
+    }
+}