fix(战斗): 修正近战攻击状态切换逻辑

在移动系统中，当英雄进入攻击范围时，应将 is_atking 设置为 true 以正确触发攻击状态。同时优化攻击范围计算，使用 minSpacingX 作为最大范围基准，并确保最小范围不超过最大范围减一，避免逻辑矛盾。

assets/script/game/hero/MoveComp.ts

@@ -128,7 +128,9 @@ export class MoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         const currentX = view.node.position.x;
         const enemyX = enemy.node.position.x;
         const dist = Math.abs(currentX - enemyX);
-        const [minRange, maxRange] = this.resolveCombatRange(model, 0, 75);
+        const [rawMinRange] = this.resolveCombatRange(model, 0, this.minSpacingX);
+        const maxRange = this.minSpacingX;
+        const minRange = Math.min(rawMinRange, Math.max(0, maxRange - 1));
 
         move.direction = enemyX > currentX ? 1 : -1;
 
@@ -140,7 +142,7 @@ export class MoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         } else {
             const speed = model.speed / 3;
             this.moveEntity(view, move.direction, speed);
-            model.is_atking = false;
+            model.is_atking = true;
         }
     }
 
@@ -159,7 +161,7 @@ export class MoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         } else if (dist > maxRange) {
             const speed = model.speed / 3;
             this.moveEntity(view, move.direction, speed);
-            model.is_atking = false;
+            model.is_atking = true;
         } else {
             view.status_change("idle");
             model.is_atking = true;
@@ -181,7 +183,7 @@ export class MoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpdate
         } else if (dist > maxRange) {
             const speed = model.speed / 3;
             this.moveEntity(view, move.direction, speed);
-            model.is_atking = false;
+            model.is_atking = true;
         } else {
             view.status_change("idle");
             model.is_atking = true;