chore: expand template benchmark coverage

autoresearch.jsonl

@@ -7,3 +7,4 @@
 {"run":6,"commit":"e8402d2","metric":925.587,"metrics":{"p50_ms":893.913,"mean_ms":899.895,"completion_tps_mean":53.618,"success_count":7},"status":"keep","description":"disable llama perf counters in hot path","timestamp":1774558642,"segment":0}
 {"type":"config","name":"dynamic-chat-templates","metricName":"template_score","metricUnit":"%","bestDirection":"higher"}
 {"run":7,"commit":"89ef220","metric":20.0,"metrics":{"passed_cases":1,"failed_cases":4,"total_cases":5},"status":"keep","description":"baseline","timestamp":1774559683,"segment":1}
+{"run":8,"commit":"ceb83f2","metric":100.0,"metrics":{"passed_cases":5,"failed_cases":0,"total_cases":5},"status":"keep","description":"add family-based chat templates","timestamp":1774559814,"segment":1}