----------------------------------------
Exception occurred during processing of request from ('127.0.0.1', 45572)
Traceback (most recent call last):
  File "/usr/lib/python3.12/socketserver.py", line 318, in _handle_request_noblock
    self.process_request(request, client_address)
  File "/usr/lib/python3.12/socketserver.py", line 349, in process_request
    self.finish_request(request, client_address)
  File "/usr/lib/python3.12/socketserver.py", line 362, in finish_request
    self.RequestHandlerClass(request, client_address, self)
  File "/usr/lib/python3.12/socketserver.py", line 761, in __init__
    self.handle()
  File "/usr/lib/python3.12/http/server.py", line 436, in handle
    self.handle_one_request()
  File "/usr/lib/python3.12/http/server.py", line 424, in handle_one_request
    method()
  File "/home/wdjones/.openclaw/workspace/projects/feed-hunter/portal/server.py", line 37, in do_GET
    self.serve_simulations()
  File "/home/wdjones/.openclaw/workspace/projects/feed-hunter/portal/server.py", line 243, in serve_simulations
    {self.render_trade_history(sims.get('history', []))}
     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/wdjones/.openclaw/workspace/projects/feed-hunter/portal/server.py", line 748, in render_trade_history
    for trade in history[-10:]:  # Last 10 trades
                 ~~~~~~~^^^^^^
KeyError: slice(-10, None, None)
----------------------------------------
----------------------------------------
Exception occurred during processing of request from ('127.0.0.1', 48354)
Traceback (most recent call last):
  File "/usr/lib/python3.12/socketserver.py", line 318, in _handle_request_noblock
    self.process_request(request, client_address)
  File "/usr/lib/python3.12/socketserver.py", line 349, in process_request
    self.finish_request(request, client_address)
  File "/usr/lib/python3.12/socketserver.py", line 362, in finish_request
    self.RequestHandlerClass(request, client_address, self)
  File "/usr/lib/python3.12/socketserver.py", line 761, in __init__
    self.handle()
  File "/usr/lib/python3.12/http/server.py", line 436, in handle
    self.handle_one_request()
  File "/usr/lib/python3.12/http/server.py", line 424, in handle_one_request
    method()
  File "/home/wdjones/.openclaw/workspace/projects/feed-hunter/portal/server.py", line 37, in do_GET
    self.serve_simulations()
  File "/home/wdjones/.openclaw/workspace/projects/feed-hunter/portal/server.py", line 243, in serve_simulations
    {self.render_trade_history(sims.get('history', []))}
     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/home/wdjones/.openclaw/workspace/projects/feed-hunter/portal/server.py", line 748, in render_trade_history
    for trade in history[-10:]:  # Last 10 trades
                 ~~~~~~~^^^^^^
KeyError: slice(-10, None, None)
----------------------------------------