Added switches to sthome-ut1 device

esphome/data/config/sthome-ut1.yaml

@@ -47,3 +47,55 @@ wifi:
     password: "7SglIlgdkpAD"
 
 captive_portal:
+
+#preferences:
+#  flash_write_interval: 30s  
+
+switch:
+  - platform: gpio
+    pin: 
+      number: GPIO16
+      inverted: true
+    id: relay1
+    name: "Relay 1"
+    icon: "mdi:run-fast"
+    restore_mode: RESTORE_DEFAULT_OFF
+    on_turn_on:
+      - delay: 1000ms
+      - switch.turn_off: relay1
+
+  - platform: gpio
+    pin: 
+      number: GPIO17
+      inverted: true
+    id: relay2
+    name: "Relay 2"
+    icon: "mdi:run-fast"
+    restore_mode: RESTORE_DEFAULT_OFF
+    on_turn_on:
+      - delay: 1000ms
+      - switch.turn_off: relay2
+
+  - platform: gpio
+    pin: 
+      number: GPIO18
+      inverted: true
+    id: relay3
+    name: "Relay 3"
+    icon: "mdi:run-fast"
+    restore_mode: RESTORE_DEFAULT_OFF
+    on_turn_on:
+      - delay: 1000ms
+      - switch.turn_off: relay3
+  
+  - platform: gpio
+    pin: 
+      number: GPIO19
+      inverted: true
+    id: relay4
+    name: "Relay 4"
+    icon: "mdi:run-fast"
+    restore_mode: RESTORE_DEFAULT_OFF
+    on_turn_on:
+      - delay: 1000ms
+      - switch.turn_off: relay4