Shrimp Tacos Dorados, al Pastor-Style

Name: Shrimp Tacos Dorados, al Pastor-Style
Cuisine: Mexican
Ingredients: 2 pound large shrimp (16 to 20), cleaned, deveined and tails removed; 4 chiles guajillos; 2 chiles moritas; 2 garlic cloves, peeled; 1/3 cup freshly squeezed orange juice; 3 tablespoon achiote (annatto) paste; 2 whole cloves; 1 tablespoon granulated sugar; Kosher salt; 1/4 large pineapple, peeled, cored; 1 pound ripe tomatoes, cored; 3 tablespoon extra-virgin olive oil; 3 to 6 chiles de árbol, stemmed (seeds removed for a milder flavor) and chopped; 2 garlic cloves, finely grated; 2 tablespoon freshly squeezed lime juice (optional); 4 cup vegetable oil; 8 corn tortillas; Chopped onion, chopped cilantro, lime wedges (for serving)