automatically reconnect to wifi if disconnected

Seriously, why isn't this the default behaviour?

src/main.cpp

@@ -263,6 +263,8 @@ void setup() {
     Serial.println();
     Serial.print("[Tally] connected to wifi, ip address ");
     Serial.println(WiFi.localIP());
+    WiFi.setAutoReconnect(true);
+    WiFi.persistent(true);
 
     set_idle();