添加展示多硬盘用量信息的功能 (#1747)

* featurel: 添加多磁盘用量信息展示

server/config/disk.go

@@ -0,0 +1,9 @@
+package config
+
+type Disk struct {
+	MountPoint string `mapstructure:"mount-point" json:"mount-point" yaml:"mount-point"`
+}
+
+type DiskList struct {
+	Disk `yaml:",inline" mapstructure:",squash"`
+}