@PostMapping("")
    @RequiresPermissions("system:role:add")
    public ShenyuAdminResult createRole(@Valid @RequestBody final RoleDTO roleDTO) {
        if (SUPER.equals(roleDTO.getRoleName())) {
            return ShenyuAdminResult.error(ShenyuResultMessage.ROLE_CREATE_ERROR);
        }
        return ShenyuAdminResult.success(ShenyuResultMessage.CREATE_SUCCESS, roleService.createOrUpdate(roleDTO));
    }
create role.

@param roleDTO role
@return {@linkplain ShenyuAdminResult}
shenyu-admin/src/main/java/org/apache/shenyu/admin/controller/RoleController.java