feat(config): 添加跨服活动配置文件

- 新增 ACTcrossServerTabCfg.json 配置文件，定义了多种跨服活动的属性
- 在 .gitignore 文件中添加了 package-lock.json、node_modules 和 config.xml

configs/demonsconstConfig.json

@@ -0,0 +1 @@
+{"titleattr":["吸血+1%","无视双防+1%","暴击率+1%","攻魔道加成+1%","体力加成+1%","双防加成+1%"],"demonspoints":"|C:0xe5ddcf&T:领取赞助礼包最多可以获得神魔祝福值3888点|","maxlevel":10}