feat(测试模式): 新增怪物技能测试覆盖功能并完善测试配置

修复怪物生成位置索引越界问题，通过对位置数组长度取模限制合法索引范围
新增测试模式专属的怪物技能覆盖逻辑，支持覆盖普攻及各类触发技能配置
扩展测试模式配置项，新增怪物生成数量、词缀配置以及全类型技能覆盖参数
优化 Rogue 关卡生成引擎，支持批量生成测试怪物并计算词缀属性加成

assets/script/game/hero/Mon.ts

@@ -194,6 +194,29 @@ export class Monster extends ecs.Entity {
             // 最终技能等级 = 初始技能等级 + 怪物等级增量，且下限为 0
             model.skills[skill.uuid] = { ...skill, lv: Math.max(0,skill.lv + mon_lv - 2), ccd: 0 };
         }
+        // 【测试模式专属】如果有覆盖技能配置则应用
+        const testSkills = (this as any)._testSkills;
+        if (testSkills) {
+            if (testSkills.skill !== undefined) {
+                // 如果是替换普攻，通常是修改 hero.skill 字段或从 model.skills 里清除并注入
+                model.skills = {};
+                if (testSkills.skill) {
+                    model.skills[testSkills.skill.s_uuid] = {
+                        uuid: testSkills.skill.s_uuid,
+                        cd: testSkills.skill.cd ?? 0,
+                        lv: 1,
+                        ccd: 0,
+                        overrides: testSkills.skill.overrides
+                    };
+                }
+            }
+            if (testSkills.atking !== undefined) model.atking = testSkills.atking;
+            if (testSkills.atked !== undefined) model.atked = testSkills.atked;
+            if (testSkills.dead !== undefined) model.dead = testSkills.dead;
+            if (testSkills.fstart !== undefined) model.fstart = testSkills.fstart;
+            if (testSkills.fend !== undefined) model.fend = testSkills.fend;
+        }
+
         // 缓存技能射程等派生数据，减少战斗帧内重复计算
         model.updateSkillDistanceCache();