feat: 完成 issue #81 [Ti-2] 优化建议生成与可解释性（整合求解结果+跨工序权重+约束依据，输出可溯源建议报告）

templates/ti-cl4/recipe-optim/_sanity_check.py

@@ -10,6 +10,7 @@ sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
 from problem import ConstraintKind, OptimizationProblem, load_problem  # noqa: E402
 from solver import SolverConfig, solve  # noqa: E402
 from cross_process import CrossProcessModel, CrossProcessModelConfig, CrossProcessSample  # noqa: E402
+from advisor import generate_advice  # noqa: E402
 
 CONFIG = os.path.join(os.path.dirname(os.path.abspath(__file__)),
                       "config", "recipe_optim.template.yaml")
@@ -71,12 +72,24 @@ def main() -> int:
     if not (report.get("r2_down", 0.0) > 0.99):
         failures.append(f"跨工序模型 R² 过低: {report}")
 
+    # 8) 优化建议生成（#81）端到端：可解释、可溯源建议
+    advice = generate_advice(p, sol, cross_process_weights={
+        "Ti_purity": {"clf_temp": 0.8, "cl2_ratio": 1.2}})
+    if not advice.feasible:
+        failures.append("建议生成器标记不可行")
+    if len(advice.items) != len(p.variables):
+        failures.append("建议条目数与变量数不一致")
+    if not all(it.evidence for it in advice.items):
+        failures.append("存在无依据的建议条目（违反可溯源要求）")
+    if not advice.trace:
+        failures.append("溯源链路为空")
+
     if failures:
         print("❌ recipe-optim 自检失败:")
         for f in failures:
             print("  -", f)
         return 1
-    print("✅ recipe-optim 自检通过（7 能力点）")
+    print("✅ recipe-optim 自检通过（8 能力点）")
     return 0