new: add tunnel service

admin_service_cmd/admin_service.manifest

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
+<!-- <assemblyIdentity
+    version="1.0.0.0"
+    processorArchitecture="*"
+    name="hiddify-service.exe"
+    type="win32"
+/> -->
+<description>Hiddify Tunnel Service</description>
+<trustInfo xmlns="urn:schemas-microsoft-com:asm.v3">
+    <security>
+        <requestedPrivileges>
+            <requestedExecutionLevel level="requireAdministrator" uiAccess="false"/>
+        </requestedPrivileges>
+    </security>
+</trustInfo>
+</assembly>

admin_service_cmd/main.go

@@ -0,0 +1,33 @@
+package main
+
+/*
+#cgo LDFLAGS: bin/libcore.dll
+#include <stdlib.h>
+#include <stdint.h>
+
+// Import the function from the DLL
+extern void AdminServiceStart(char *arg);
+
+*/
+import "C"
+import (
+	"os"
+)
+
+func main() {
+	args := os.Args
+	// Check if there is at least one command-line argument
+	if len(args) < 2 {
+		println("Usage: hiddify-service.exe empty/start/stop/uninstall/install")
+		// os.Exit(1)
+		args = append(args, "")
+	}
+	// fmt.Printf("os.Args: %+v", args)
+	os.Chdir(os.Args[0])
+	// Convert the Go string to a C string
+	arg := C.CString(args[1])
+	// defer C.free(unsafe.Pointer(arg))
+
+	// Call AdminServiceStart with the C string
+	C.AdminServiceStart(arg)
+}