Never heard of him, but it turn out that he said he’s “Walking around between 222-228” when he took that pic. And I’m gonna guess he’s shorter than you. “Eating at maintenance” will not help you reach your goal.
You need to eat to gain 40+ pounds. You were “180ish” in March and 185 now, four months later. That’s not how you fill space.
The best plan, since you’re headed back to the gym with your bro, is to get back on any kind of consistent program lifting 3-5 days a week and start posting in your log again.