fix: require strictly increasing renewal scores

scripts/service/task_generator.py

@@ -50,7 +50,7 @@ def suggest(perf_records: list[sqlite3.Row]) -> tuple[str, str]:
 
     # 全部 >= 80 且逐年上升（升序排 → 严格递增）
     all_high = all(s >= PERFORMANCE_RENEW_MIN for s in scores)
-    upward = all(scores[i] <= scores[i + 1] for i in range(len(scores) - 1))
+    upward = all(scores[i] < scores[i + 1] for i in range(len(scores) - 1))
     if all_high and upward:
         return ("renew", f"近 3 年考核均 ≥ {PERFORMANCE_RENEW_MIN} 分且逐年上升")