Refactor bee CLI and LiveCD integration

audit/internal/collector/collector.go

@@ -4,6 +4,7 @@
 package collector
 
 import (
+	"bee/audit/internal/runtimeenv"
 	"bee/audit/internal/schema"
 	"log/slog"
 	"time"
@@ -11,7 +12,7 @@ import (
 
 // Run executes all collectors and returns the combined snapshot.
 // Partial failures are logged as warnings; collection always completes.
-func Run() schema.HardwareIngestRequest {
+func Run(runtimeMode runtimeenv.Mode) schema.HardwareIngestRequest {
 	start := time.Now()
 	slog.Info("audit started")
 
@@ -39,7 +40,7 @@ func Run() schema.HardwareIngestRequest {
 
 	slog.Info("audit completed", "duration", time.Since(start).Round(time.Millisecond))
 
-	sourceType := "livcd"
+	sourceType := string(runtimeMode)
 	protocol := "os-direct"
 
 	return schema.HardwareIngestRequest{

audit/internal/collector/nvidia.go

@@ -27,6 +27,9 @@ type nvidiaGPUInfo struct {
 // If the driver/tool is unavailable, NVIDIA devices get UNKNOWN status and
 // a stable serial fallback based on board serial + slot.
 func enrichPCIeWithNVIDIA(devs []schema.HardwarePCIeDevice, boardSerial string) []schema.HardwarePCIeDevice {
+	if !hasNVIDIADevices(devs) {
+		return devs
+	}
 	gpuByBDF, err := queryNVIDIAGPUs()
 	if err != nil {
 		slog.Info("nvidia: enrichment skipped", "err", err)
@@ -35,6 +38,15 @@ func enrichPCIeWithNVIDIA(devs []schema.HardwarePCIeDevice, boardSerial string)
 	return enrichPCIeWithNVIDIAData(devs, gpuByBDF, boardSerial, true)
 }
 
+func hasNVIDIADevices(devs []schema.HardwarePCIeDevice) bool {
+	for _, dev := range devs {
+		if isNVIDIADevice(dev) {
+			return true
+		}
+	}
+	return false
+}
+
 func enrichPCIeWithNVIDIAData(devs []schema.HardwarePCIeDevice, gpuByBDF map[string]nvidiaGPUInfo, boardSerial string, driverLoaded bool) []schema.HardwarePCIeDevice {
 	enriched := 0
 	for i := range devs {