refactor: 合并英雄与怪物移动组件为通用 MoveComp

重构移动系统，将 HeroMoveComp 和 MonMoveComp 合并为通用的 MoveComp 组件，统一移动逻辑。
- 移除 HeroMasterComp 相关代码，简化实体查询
- 统一战斗范围计算和阵型回归逻辑
- 调整移动边界和撤退范围配置
- 优化敌人查找算法，提高性能

assets/script/game/hero/MonMove.ts

@@ -77,8 +77,9 @@ export class MonMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpda
             // 战斗状态：根据职业类型和rangeType执行智能战术
             this.processCombatLogic(e, move, view, model, nearestEnemy);
         } else {
-            // 非战斗状态：向目标移动
-            this.processMarchLogic(e, move, view, model);
+            // 非战斗状态：回归阵型
+            move.targetY = 0;
+            this.processReturnFormation(e, move, view, model);
             model.is_atking = false;
         }
     }
@@ -204,8 +205,7 @@ export class MonMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpda
     /** 执行后撤逻辑 */
     private performRetreat(view: HeroViewComp, move: MonMoveComp, model: HeroAttrsComp, currentX: number) {
         const safeRetreatX = currentX - move.direction * 50; 
-        // 怪物活动范围通常宽一些
-        if (safeRetreatX >= -450 && safeRetreatX <= 450) {
+        if (safeRetreatX >= -300 && safeRetreatX <= 300) {
             const retreatSpeed = (model.speed / 3) * 0.8;
             this.moveEntity(view, -move.direction, retreatSpeed);
             model.is_atking = false;
@@ -216,11 +216,8 @@ export class MonMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpda
         }
     }
 
-    /** 
-     * 进军逻辑 (无敌人时)
-     * 策略：向目标X移动 (通常是屏幕左侧)
-     */
-    private processMarchLogic(e: ecs.Entity, move: MonMoveComp, view: HeroViewComp, model: HeroAttrsComp) {
+    /** 回归阵型逻辑 */
+    private processReturnFormation(e: ecs.Entity, move: MonMoveComp, view: HeroViewComp, model: HeroAttrsComp) {
         const currentX = view.node.position.x;
         const targetX = move.targetX;
 
@@ -228,7 +225,6 @@ export class MonMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpda
             const dir = targetX > currentX ? 1 : -1;
             const speed = model.speed / 3;
             
-            // 修正朝向
             move.direction = dir; 
             
             this.moveEntity(view, dir, speed);
@@ -255,7 +251,7 @@ export class MonMoveSystem extends ecs.ComblockSystem implements ecs.ISystemUpda
         }
 
         // 地图边界限制
-        if (newX >= -450 && newX <= 450) {
+        if (newX >= -320 && newX <= 320) {
             view.node.setPosition(newX, newY, 0);
             view.status_change("move");
         } else {