Girls, please help me with advice. My son has been crying on my chest …

Girls, please help me with advice. My son has been crying on my chest all night for two weeks, waking up every 30 minutes if I take his breast away, he cries. During the day, his mood changes very quickly. It seems like everything is okay, then suddenly tears. And most importantly, we had three naps during the day, and now only two for half an hour. Saliva flows in a river, constantly chews gums with teething toys, but the gums aren't swollen. They tell me that if they're not swollen, it means no teeth... I don't know what to do anymore. ? And I worry about him, and I can't sleep at all. Today