feat(security): implement JWT-based authentication and authorization

- Configured JWT token validation filter in security chain
- Added user role mapping with new t_user_role table and UserRole entity
- Implemented custom authentication entry point and access denied handler
- Updated UserDetailService to load user roles from database
- Added @PreAuthorize annotation support for method-level security
- Refactored build scripts to use java-library plugin and proper dependency scope
- Enhanced SQL schema with user role table and improved table comments
- Added global exception handler for AccessDeniedException
- Introduced ResponseCodeEnum constants for unauthorized and forbidden access
- Integrated TokenAuthenticationFilter into Spring Security filter chain

sql/createTable.sql

@@ -1,3 +1,5 @@
+-- ====================================================================================================================
+-- ====================================================================================================================
 -- 1. 创建一个函数，用于在数据更新时自动修改 update_time 字段
 CREATE OR REPLACE FUNCTION set_update_time()
     RETURNS TRIGGER AS
@@ -7,7 +9,6 @@ BEGIN
     RETURN NEW;
 END;
 $$ LANGUAGE plpgsql;
-
 -- 2. 创建表（使用 BOOLEAN 替代 SMALLINT for is_deleted）
 CREATE TABLE t_user
 (
@@ -20,14 +21,30 @@ CREATE TABLE t_user
     -- 使用 BOOLEAN 逻辑删除，DEFAULT FALSE 对应 '0：未删除'
     is_deleted  BOOLEAN                  NOT NULL DEFAULT FALSE
 );
-
 -- 3. 创建触发器，在每次 UPDATE 操作前调用函数
 CREATE TRIGGER set_t_user_update_time
     BEFORE UPDATE
     ON t_user
     FOR EACH ROW
 EXECUTE FUNCTION set_update_time();
-
 -- 添加注释
 COMMENT ON TABLE t_user IS '用户表（优化版）';
-COMMENT ON COLUMN t_user.is_deleted IS '逻辑删除：FALSE：未删除 TRUE：已删除';
+COMMENT ON COLUMN t_user.is_deleted IS '逻辑删除：FALSE：未删除 TRUE：已删除';
+-- ====================================================================================================================
+-- ====================================================================================================================
+
+-- ====================================================================================================================
+-- ====================================================================================================================
+CREATE TABLE t_user_role
+(
+    id          BIGSERIAL PRIMARY KEY,
+    username    VARCHAR(60)                 NOT NULL,
+    role_name   VARCHAR(60)                 NOT NULL, -- 重命名为 role_name 避免关键字冲突
+    create_time TIMESTAMP WITHOUT TIME ZONE NOT NULL DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE INDEX idx_username ON t_user_role (username);
+
+COMMENT ON COLUMN t_user_role.role_name IS '角色名称';
+-- ====================================================================================================================
+-- ====================================================================================================================