feat(exec): log per-attempt chain verdicts for pass rate visibility

cmd/supervisor/main.go

@@ -114,6 +114,18 @@ func main() {
 			orch := iexec.NewOrchestrator(chain, litellmExec.Run, claudeExec.Run, verifier, models.LlamaSwapURL(), &attempts)
 			result, err := orch.Run(ctx, req)
 			result.Attempts = attempts // attach orchestration metadata before returning
+			// Log per-attempt verdicts so pass rates are visible in pod logs.
+			for i, a := range attempts {
+				logger.Info("chain attempt",
+					"skill", skill,
+					"attempt", i+1,
+					"model", a.Model,
+					"tier", a.Tier,
+					"verdict", a.Verdict,
+					"duration_ms", a.DurationMs,
+					"warm", a.WarmStart,
+				)
+			}
 			return result, err
 		}
 	}