Web improvements, NFC config

src/globals.h

@@ -52,6 +52,7 @@ void writeFile(fs::FS &fs, const char * path, const char * message){
   file.close();
 }
 
+
 unsigned long lastStart = 0;
 
 unsigned long lastInteraction =  0;
@@ -64,12 +65,20 @@ boolean continuousMode = false;
 
 uint8_t buttontoignore = 0;
 
+uint32_t lastVoltage = 0;
+
 const int startDelay = 250;
 
+String lastUid = "";
+
 const String sleep_sound = "sleep.mp3";
 
 const String startup_sound = "start.mp3";
 
+const String mapping_file = "/mapping.txt";
+
+std::map<String, String> rfid_map;
+
 /*
 const long sleepMessageDelay = 28000;