added basic cryptography, advertising, and forwarding functionality to the LoRa handler. Also added a UUID class for generating unique IDs for each device.

also, i have 2 radios now! :D

relay/main.py

@@ -1,23 +1,28 @@
 from sx1262 import SX1262
 from _sx126x import *
 import time
+import crypt_random
 
-from bluetooth_handler import BluetoothHandler
 from lora_handler import LoRaHandler
 
-LORA_ENABLED = False
+LORA_ENABLED = True
+BLUETOOTH_ENABLED = False
 
 
 def main():
-    bluetooth_handler = BluetoothHandler()
+    bluetooth_handler = None
+    if BLUETOOTH_ENABLED:
+        from bluetooth_handler import BluetoothHandler
+        bluetooth_handler = BluetoothHandler()
     
     lora_handler = None
     if LORA_ENABLED:
         lora_handler = LoRaHandler()
         
-    print("Halting Pico...")
+    print("Ready!")
     while True:
-        pass
+        lora_handler.advertise()
+        time.sleep(5)
 
 
 if __name__ == "__main__":