Globalize autotuned system power source

audit/internal/app/support_bundle.go

@@ -2,6 +2,7 @@ package app
 
 import (
 	"archive/tar"
+	"bee/audit/internal/platform"
 	"compress/gzip"
 	"fmt"
 	"io"
@@ -424,6 +425,13 @@ func writeManifest(dst, exportDir, stageRoot string) error {
 	fmt.Fprintf(&body, "host=%s\n", hostnameOr("unknown"))
 	fmt.Fprintf(&body, "generated_at_utc=%s\n", time.Now().UTC().Format(time.RFC3339))
 	fmt.Fprintf(&body, "export_dir=%s\n", exportDir)
+	if cfg, err := platform.LoadBenchmarkPowerAutotuneConfig(filepath.Join(exportDir, "bee-bench", "power-source-autotune.json")); err == nil && cfg != nil {
+		fmt.Fprintf(&body, "power_autotune_selected_source=%s\n", cfg.SelectedSource)
+		fmt.Fprintf(&body, "power_autotune_updated_at=%s\n", cfg.UpdatedAt.UTC().Format(time.RFC3339))
+		if strings.TrimSpace(cfg.Reason) != "" {
+			fmt.Fprintf(&body, "power_autotune_reason=%s\n", cfg.Reason)
+		}
+	}
 	fmt.Fprintf(&body, "\nfiles:\n")
 
 	var files []string