fix: RuntimeError: dictionary changed size during iteration convert dictionary to list for stable iteration
#185
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I have fixed the RuntimeError: dictionary changed size during iteration in tui.py. The issue was caused by the UI thread iterating over tool_executions while the background agent thread was updating it. I modified the code to iterate over a copy of the dictionary, which is a standard thread-safe pattern for this scenario
before this PR:
error type:
RuntimeError: dictionary changed size during iteration