Update

vendor/tailscale.com/tsconst/windowsmode.go

@@ -0,0 +1,27 @@
+// Copyright (c) Tailscale Inc & contributors
+// SPDX-License-Identifier: BSD-3-Clause
+
+package tsconst
+
+// WindowsMode is how tailscaled is being run on Windows, as given by its
+// --windows-mode flag. It decides where tailscaled listens for the CLI and
+// GUI and who may connect.
+type WindowsMode string
+
+const (
+	// WindowsModeDefault is the default: tailscaled is the Tailscale service
+	// (running as LocalSystem), or an administrator running tailscaled.exe by
+	// hand in its place. It must listen on the default named pipe under
+	// \\.\pipe\ProtectedPrefix\Administrators\, which only administrators
+	// can create; that is what lets clients trust it. It serves every local
+	// user, with per-user access decided by tailscaled itself.
+	WindowsModeDefault WindowsMode = ""
+
+	// WindowsModeDev is a developer running tailscaled by hand, possibly
+	// without administrator rights. It listens by default on a per-user
+	// named pipe, \\.\pipe\tailscale-<SID>, which is created owned by and
+	// accessible to that user alone, and the CLI falls back to that pipe
+	// when the default one doesn't exist. Nothing about it is trusted by
+	// other users, and it can't serve them.
+	WindowsModeDev WindowsMode = "dev"
+)