🎨 Improve UI response after background wakeup on the Android https://github.com/siyuan-note/siyuan/issues/8441

kernel/cmd/cmd.go

@@ -54,6 +54,8 @@ func NewCommand(cmdStr string, cmdId float64, param map[string]interface{}, sess
 	switch cmdStr {
 	case "closews":
 		ret = &closews{baseCmd}
+	case "ping":
+		ret = &ping{baseCmd}
 	}
 
 	if nil == ret {

kernel/cmd/ping.go

@@ -0,0 +1,32 @@
+// SiYuan - Build Your Eternal Digital Garden
+// Copyright (c) 2020-present, b3log.org
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package cmd
+
+type ping struct {
+	*BaseCmd
+}
+
+func (cmd *ping) Exec() {
+}
+
+func (cmd *ping) Name() string {
+	return "ping"
+}
+
+func (cmd *ping) IsRead() bool {
+	return true
+}