Add wifi settings

src/settings.py

@@ -20,6 +20,10 @@ class Settings(dict):
         self["brightness"] = 10
         self["name"] = f"led-{ubinascii.hexlify(wifi.get_mac()).decode()}"
         self["ap_password"] = ""
+        self["wifi_ssid"] = ""
+        self["wifi_password"] = ""
+        self["wifi_ip"] = ""
+        self["wifi_gateway"] = ""
 
     def save(self):
         try: