Am I pregnant?

Okay so I had my last period 05/09-05/13 and as of yesterday I had slight not even noticeable pink spotting and today I have had brown discharge no heavy but it’s there almost everytime I wipe, is there a chance in pregnant??? I just had my little guy 5 months ago and honestly I’m emotionally, physically and financially just not ready!😭😭😭😭help!!!!