I think you know how responsible it is if you have asked this question. After all, you take a small kid under your protection. I have a friend who also wants to adopt a child. But this I a very responsible step, so now she is
a part-time relief parent. She learns the basics of communication with a child. In your case, it would be better to consult with qualified specialists. At least, you will need documents on legal capacity. Then the provision of information about housing conditions and the absence of a criminal record.