Some work on supporting Windows

vm/os_specifics_windows.go

@@ -0,0 +1,19 @@
+// go:build windows
+
+package vm
+
+import (
+	"fmt"
+	"os/exec"
+	"syscall"
+)
+
+func prepareVMCmd(cmd *exec.Cmd) {
+	cmd.SysProcAttr = &syscall.SysProcAttr{
+		CreationFlags: syscall.CREATE_NEW_PROCESS_GROUP,
+	}
+}
+
+func terminateProcess(pid int) error {
+	return exec.Command("TASKKILL", "/T", "/F", "/PID", fmt.Sprint(pid)).Run()
+}