chore: add test tool for DiInstallDriverW debugging on Windows

Build: already cross-compiled as test_driver_install.exe
Usage: .\test_driver_install.exe "C:\path\to\kneron_winusb.inf"

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

edge-ai-platform/tools/test_driver_install/main.go

@@ -0,0 +1,75 @@
+// Small test tool to call DiInstallDriverW and print the result.
+// Build: GOOS=windows GOARCH=amd64 go build -o test_driver_install.exe .
+// Run on Windows: .\test_driver_install.exe "C:\Users\User\AppData\Local\EdgeAIPlatform\drivers\kneron_winusb.inf"
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"syscall"
+	"unsafe"
+)
+
+func main() {
+	if len(os.Args) < 2 {
+		fmt.Println("Usage: test_driver_install.exe <path-to-inf>")
+		os.Exit(1)
+	}
+
+	infPath := os.Args[1]
+	fmt.Printf("INF path: %s\n", infPath)
+
+	// Check file exists
+	if _, err := os.Stat(infPath); err != nil {
+		fmt.Printf("ERROR: file not found: %v\n", err)
+		os.Exit(1)
+	}
+
+	newdev, err := syscall.LoadDLL("newdev.dll")
+	if err != nil {
+		fmt.Printf("ERROR: LoadDLL(newdev.dll): %v\n", err)
+		os.Exit(1)
+	}
+	defer newdev.Release()
+	fmt.Println("newdev.dll loaded OK")
+
+	proc, err := newdev.FindProc("DiInstallDriverW")
+	if err != nil {
+		fmt.Printf("ERROR: FindProc(DiInstallDriverW): %v\n", err)
+		os.Exit(1)
+	}
+	fmt.Println("DiInstallDriverW found OK")
+
+	infPathUTF16, err := syscall.UTF16PtrFromString(infPath)
+	if err != nil {
+		fmt.Printf("ERROR: UTF16PtrFromString: %v\n", err)
+		os.Exit(1)
+	}
+
+	const DIIRFLAG_FORCE_INF = 0x00000002
+	var needReboot int32
+
+	fmt.Println("Calling DiInstallDriverW...")
+	fmt.Println("(If a Windows Security dialog appears, click 'Install this driver software anyway')")
+
+	ret, _, lastErr := proc.Call(
+		0, // hwndParent = NULL
+		uintptr(unsafe.Pointer(infPathUTF16)),
+		DIIRFLAG_FORCE_INF,
+		uintptr(unsafe.Pointer(&needReboot)),
+	)
+
+	fmt.Printf("Return value: %d\n", ret)
+	fmt.Printf("NeedReboot: %d\n", needReboot)
+	fmt.Printf("LastError: %v\n", lastErr)
+
+	if ret == 0 {
+		fmt.Println("FAILED - DiInstallDriverW returned FALSE")
+		// Get actual error code
+		errCode := lastErr.(syscall.Errno)
+		fmt.Printf("Error code: %d (0x%X)\n", errCode, errCode)
+	} else {
+		fmt.Println("SUCCESS - driver installed!")
+	}
+}