fix BBSLink for open mode

fix for issue raised https://github.com/SpudGunMan/meshing-around/discussions/142

mesh_bot.py

@@ -1474,6 +1474,7 @@ async def start_rx():
 
         # Send bbslink looking for peers every other day at 10:00 using send_message function to channel 3 on device 1
         #schedule.every(2).days.at("10:00").do(lambda: send_message("bbslink MeshBot looking for peers", 3, 0, 1))
+        
         logger.debug("System: Starting the broadcast scheduler")
         await BroadcastScheduler()
 

modules/bbstools.py

@@ -167,7 +167,7 @@ def bbs_sync_posts(input, peerNode, RxNode):
     messageID =  0
 
     # check if the bbs link is enabled
-    if bbs_link_whitelist is not None:
+    if bbs_link_whitelist != ['']:
         if str(peerNode) not in bbs_link_whitelist:
             logger.warning(f"System: BBS Link is disabled for node {peerNode}.")
             return "System: BBS Link is disabled for your node."