feat: 新增验证码和代码优化重构

src/main/java/com/youlai/system/common/constant/CacheConstants.java

@@ -0,0 +1,16 @@
+package com.youlai.system.common.constant;
+
+/**
+ * Redis 缓存常量
+ *
+ * @author: haoxr
+ * @date: 2023/03/24
+ */
+public interface CacheConstants {
+
+    /**
+     * 验证码缓存前缀
+     */
+    String VERIFY_CODE_CACHE_PREFIX = "AUTH:VERIFY_CODE:";
+
+}

src/main/java/com/youlai/system/common/constant/ExcelConstants.java

@@ -0,0 +1,16 @@
+package com.youlai.system.common.constant;
+
+/**
+ * Excel 常量
+ *
+ * @author: haoxr
+ * @date: 2023/03/24
+ */
+public interface ExcelConstants {
+
+    /**
+     * Excel 模板目录
+     */
+    String EXCEL_TEMPLATE_DIR="excel-templates";
+
+}

src/main/java/com/youlai/system/common/constant/SystemConstants.java

@@ -23,4 +23,6 @@ public interface SystemConstants {
      * 超级管理员角色编码
      */
     String ROOT_ROLE_CODE = "ROOT";
+
+
 }