Improved boot sequence

Restart with hw button 10s hold - Helps with #1224
Restart Nextion if not connected to ESPHome after 30s - Helps with #1224
Prepare for future support to 921600bps

nspanel_eu_code/Program.s.txt

@@ -18,9 +18,9 @@ Program.s
       lcd_dev fffb 0002 0000 0020// Fix touch offset for EU Version
     }
     printh 92
-    prints "nspanelevent",0
+    prints "currentpage",0
     printh 00
-    prints "{\"page\": \"\", \"component\": \"\", \"value\": \"\"}",0
+    prints "",0
     printh 00
     printh FF FF FF
     page 8//Power on start page boot

nspanel_eu_code/boot.txt

@@ -20,14 +20,7 @@ Page boot
             printh FF FF FF
             dim=0
             vis bt_reboot,0
-            covx display_mode,aux2.txt,0,0
-            nspanelevent.txt="{\"page\": \"boot\", \"event\": \"pagechanged\", \"version\": \""+tft_version.txt+"\", \"display_mode\": \""+aux2.txt+"\"}"
-            printh 92
-            prints "localevent",0
-            printh 00
-            prints nspanelevent.txt,0
-            printh 00
-            printh FF FF FF
+            covx baud,baud_rate.txt,0,0
         
         Touch Press Event
             printh 91
@@ -140,7 +133,7 @@ Text tft_version
         Dragging           : 0
         Send Component ID  : disabled
         Associated Keyboard: none
-        Text               : 4.1dev3
+        Text               : 4.1dev4
         Max. Text Size     : 9
     
 Text esph_version
@@ -163,6 +156,16 @@ Text bluep_version
         Text               : 
         Max. Text Size     : 9
     
+Text baud_rate
+    Attributes
+        ID                 : 18
+        Scope              : local
+        Dragging           : 0
+        Send Component ID  : disabled
+        Associated Keyboard: none
+        Text               : 
+        Max. Text Size     : 10
+    
 Dual-state Button bt_reboot
     Attributes
         ID               : 4
@@ -217,3 +220,39 @@ Timer wakeup_timer
                 wakeup_timer.en=0
             }
         
+Timer tm_esphome
+    Attributes
+        ID         : 17
+        Scope      : local
+        Period (ms): 30000
+        Enabled    : yes
+    
+    Events
+        Timer Event
+            if(baud==115200)
+            {
+                bauds=921600
+            }else
+            {
+                bauds=115200
+            }
+            rest
+        
+Timer tm_pageid
+    Attributes
+        ID         : 19
+        Scope      : local
+        Period (ms): 2500
+        Enabled    : yes
+    
+    Events
+        Timer Event
+            covx display_mode,aux2.txt,0,0
+            nspanelevent.txt="{\"page\": \"boot\", \"event\": \"pagechanged\", \"version\": \""+tft_version.txt+"\", \"display_mode\": \""+aux2.txt+"\"}"
+            printh 92
+            prints "localevent",0
+            printh 00
+            prints nspanelevent.txt,0
+            printh 00
+            printh FF FF FF
+