Linux documentation update / snap support

[gberaudo]

I tested on Ubuntu 24.04

A whitelisted vendor/product needs to be defined (see whitelist, from accepted answer)

With this change I was able to log with the test page you mention in the Readme.

diff --git a/usb/usb_device.go b/usb/usb_device.go
index 72ed8d6..ca5b21f 100644
--- a/usb/usb_device.go
+++ b/usb/usb_device.go
@@ -42,8 +42,8 @@ func (device *USBDevice) DeviceSummary() usbip.USBIPDeviceSummary {
                        Busnum:              2,
                        Devnum:              2,
                        Speed:               2,
-                       IdVendor:            0,
-                       IdProduct:           0,
+                       IdVendor:            0x1050,
+                       IdProduct:           0x0113,
                        BcdDevice:           0,
                        BDeviceClass:        0,
                        BDeviceSubclass:     0,
@@ -195,8 +195,8 @@ func (device *USBDevice) getDeviceDescriptor() usbDeviceDescriptor {
                BDeviceSubclass:    0,
                BDeviceProtocol:    0,
                BMaxPacketSize:     64,
-               IDVendor:           0,
-               IDProduct:          0,
+               IDVendor:           0x1050,
+               IDProduct:          0x0113,
                BcdDevice:          0x1,
                IManufacturer:      1,
                IProduct:           2,

[gberaudo]

Also, though sudo is required the compilation should be done as a normal user. So I suggest changing sudo go run ./cmd/demo start to go run ./cmd/demo start