feat(jwt): implement JWT-based authentication system

weblog-module-common/src/main/java/com/hanserwei/common/domain/repository/UserRepository.java

@@ -4,4 +4,5 @@ import com.hanserwei.common.domain.dataobject.User;
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface UserRepository extends JpaRepository<User, Long> {
+    User getUsersByUsername(String username);
 }

weblog-module-common/src/main/java/com/hanserwei/common/enums/ResponseCodeEnum.java

@@ -13,6 +13,8 @@ public enum ResponseCodeEnum implements BaseExceptionInterface {
     PARAM_NOT_VALID("10001", "参数错误"),
 
     // ----------- 业务异常状态码 -----------
+    LOGIN_FAIL("20000", "登录失败"),
+    USERNAME_OR_PWD_ERROR("20001", "用户名或密码错误"),
     ;
 
     // 异常码