Add upload blank tft button to advanced package

advanced/esphome/nspanel_esphome_advanced.yaml

@@ -18,6 +18,18 @@ button:
       - logger.log: "Button pressed: Exit reparse"
       - script.execute: exit_reparse
 
+  ##### UPDATE TFT BLANK DISPLAY #####
+  - name: ${device_name} Update TFT display (blank)
+    platform: template
+    icon: mdi:file-sync
+    id: tft_update_blank
+    entity_category: config
+    on_press:
+      - lambda: |-
+          static const char *const TAG = "button.tft_update_blank";
+          ESP_LOGD(TAG, "Button pressed: Update TFT display (blank)");
+          upload_tft->execute("${nextion_blank_url}");
+
 captive_portal:
 
 sensor: