feat: error/success hooks

internal/zfs/zfs.go

@@ -78,6 +78,31 @@ func ParseSnapshots(reader io.Reader) ([]Snapshot, error) {
 	return snaps, nil
 }
 
+type Host struct {
+	SSH     string
+	ZFSPath string
+}
+
+func (h *Host) CommandContext(ctx context.Context, name string, arg ...string) *exec.Cmd {
+	var args []string
+	if h.SSH != "" {
+		name = "ssh"
+		args = append([]string{"ssh", h.SSH}, arg...)
+	} else {
+		args = arg
+	}
+
+	cmd := exec.CommandContext(
+		ctx,
+		name,
+		args...,
+	)
+
+	return cmd
+}
+
+// h.Comman
+
 func Snapshots(ctx context.Context, target string) ([]Snapshot, error) {
 	cmd := exec.CommandContext(
 		ctx,