Add command ``Status0`` providing all status in one line

CHANGELOG.md

@@ -7,6 +7,7 @@ All notable changes to this project will be documented in this file.
 ### Added
 - Version bump to signal new features to Hass
 - Support for BM8563 RTC chip (I2C) found in M5Stack Core2 and M5StickC
+- Command ``Status0`` providing all status in one line
 
 ### Changed
 - IRremoteESP8266 library from v2.7.16 to v2.7.18

RELEASENOTES.md

@@ -78,6 +78,7 @@ The binaries can be downloaded from either https://github.com/arendst/Tasmota/tr
 
 ## Changelog v9.4.0.4
 ### Added
+- Command ``Status0`` providing all status in one line
 - Initial support for optional ``Template`` JSON fieldpair ``"CMND":"<any template related command>|<any template related command>|..."`` [#11788](https://github.com/arendst/Tasmota/issues/11788)
 - ESP32 pulldown buttons ``Button_d`` and ``Button_id`` and switches ``Switch_d`` [#10814](https://github.com/arendst/Tasmota/issues/10814)
 - Support for MQTT using Azure IoT Hub by Kevin Saye [#11906](https://github.com/arendst/Tasmota/issues/11906)

tasmota/support_command.ino

@@ -409,12 +409,10 @@ void CmndPower(void)
   }
 }
 
-bool all_in_one = false;
-
 void CmndStatusResponse(uint32_t index) {
   static String all_status = (const char*) nullptr;
 
-  if (all_in_one) {
+  if (0 == XdrvMailbox.index) {
     if (99 == index) {
       all_status.replace("}{", ",");
       char cmnd_status[10];  // STATUS11
@@ -439,8 +437,7 @@ void CmndStatus(void)
 {
   int32_t payload = XdrvMailbox.payload;
 
-  all_in_one = (0 == XdrvMailbox.index);
-  if (all_in_one) { payload = 0; }
+  if (0 == XdrvMailbox.index) { payload = 0; }  // All status messages in one MQTT message (status0)
 
   if (payload > MAX_STATUS) { return; }  // {"Command":"Error"}
   if (!Settings.flag.mqtt_enabled && (6 == payload)) { return; }  // SetOption3 - Enable MQTT