Diana Diaz grew up making pillows and blankets to sell with her family at swap meets. “That’s what makes it fun.” Juan Ortiz, center, with his husband Robert Ortiz, left, attend the Queer Mercado. “I’ve been very blessed to have wonderful neighbors, who I feel are, like, my queer family.” Scott Eriksson-Bland, with Moltazdesigndeco, sells his husband’s custom-made soaps and …