Navigating friendships is in the same WhatsApp group as being an Arsenal fan; you feel like blowing your brains out often. There’s a level of friendship, especially for the long-term kind, where boundaries are swept out the door faster than rats being chased by the screams of the occupants. It’s not an easy road — being friends. You’re constantly second-guessing things like whether to tell your mate that you saw their girl being too friendly and spicy at a lavish …