[codex] Warn clearly when code mode output is truncated#28467
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Summary
formatted_truncate_textprependWarning: truncated output (original token count: N)above the existingTotal output linesheaderValidation
cargo test -p codex-utils-output-truncation -- --nocapture(17 passed)cargo test -p codex-core --lib truncated_text_output_starts_with_warning -- --nocapturecargo test -p codex-core --test all clamps_model_requested_max_output_tokens_to_policy -- --nocapture(2 passed)cargo test -p codex-core --test all unified_exec_formats_large_output_summary -- --nocapturecargo test -p codex-core --test all user_shell_command_output_is_truncated_in_history -- --nocapture