Lime Shrimp Tacos with Mango Salsa
1 avocado, diced 1 green chile pepper, diced 1 mango, diced 1 pound cooked small shrimp 1 tablespoon olive oil, or to taste 1 teaspoon white sugar 12 warm corn tortillas, or as needed 2 cups chopped fresh cilantro 2 tomatoes, diced 3 cloves garlic, minced 3 tablespoons lime juice salt to taste ¼ cup tequila ½ green bell pepper, diced