I'm going to embed the facebook app in my project, but I ran into some obstacles. First I read the link that developer.facebook.com posted:

I really don't know how to use the GitHub repository and add it to my application project, so I hope I can help with this,
Then, while I continued the rest, I found something that I might need, as well as:

So, all that I have now, I just need to go through this first part, then I can continue, so I hope someone can help me get through this first part, thanks
(sorry, if I had to publish photos, I just need to be specific, and sometimes I have problems reading textbooks)