dating/flirty in germany

i live in a WG with other people and there is a girl im talking too, she was the one that iniciated our friendship and likes to talk to me(she said), yesterday i asked her if she want someting to eat at 00h and she said yes and we kept talking until 4:30, way later that she was suposed to,i sat on the floor at one time adn she mirrored me,talked about her old relationship and commented how she is "starving for intimacy even though its not her priority,and even told me a small guide "what she would need to have intimacy with someone" next week we will drink some wine together as we scheduled, i dont want to get thing wrong and i dont want intimacy right now, but is this a green flag for interest? like possible kiss,we are both 25 and shes german, i dont want to overstep