Performance improvement - Home page values triggering

Solves #1977
Hopefully solves #2001

esphome/nspanel_esphome_advanced.yaml

@@ -12,6 +12,7 @@ substitutions:
   ## Change only in your      ##
   ## local yaml substitutions ##
   ap_password: ${wifi_password}
+  web_password: ${wifi_password}
   ##############################
 
 button:
@@ -95,6 +96,13 @@ time:
         - component.update: api_timestamp
         - component.update: device_timestamp
 
+web_server:
+  id: web_server_std
+  port: 80
+  auth:
+    username: admin
+    password: ${web_password}
+
 wifi:
   ap:
     ssid: "${name}"

esphome/nspanel_esphome_core.yaml

@@ -13,7 +13,6 @@ substitutions:
   name: ${device_name}
   friendly_name: ${device_name}
   ota_password: ${wifi_password}
-  web_password: ${wifi_password}
   temp_units: "°C"
   invalid_cooldown: "100ms"
   ##### DON'T CHANGE THIS ######
@@ -168,13 +167,7 @@ time:
         - logger.log: "System clock synchronized"
         - script.execute: refresh_datetime
 
-##### Web server #####
-web_server:
-  id: web_server_std
-  port: 80
-  auth:
-    username: admin
-    password: ${web_password}
+json:  # Can be replaced by web_server
 
 ##### START - API CONFIGURATION #####
 api: