Implement fixed node for token

app/routers/bot.py

@@ -42,15 +42,19 @@ async def request_token_route():
         if not avail_ids:
             abort(404, "No available active Discord IDs found.")
 
-        # --- Logic for selecting a preferred ID based on client_id (TODO) ---
+        selected_id = None
+        # Check for any fixed IDs
+        for avail_id in avail_ids:
+            if avail_id.fixed_node and avail_id.fixed_node == client_id:
+                selected_id = avail_id
+        
+        if not selected_id:
+            selected_id = avail_ids[0]
 
-        selected_id = avail_ids[0]
         print("Selected Discord ID: ", selected_id)
         current_app.active_clients[client_id].active_token = selected_id
         print(current_app.active_clients[client_id])
 
-        # --- End of logic for selecting a preferred ID ---
-
         return jsonify(selected_id.to_dict())
 
     except Exception as e: