Grilled Spaghetti with a Grilled Chicken and Vegetable Skewer and a Simple Garlic and Herb Sauce

Name: Grilled Spaghetti with a Grilled Chicken and Vegetable Skewer and a Simple Garlic and Herb Sauce
Ingredients: 8 6-inch skewers, soaked in water; 1 medium package small button mushrooms; ½ Pound chicken thighs, diced into 1-inch pieces; ½ large red onion, diced into 1-inch pieces; 1 zucchini, sliced in ½-inch rounds; 1 pint of cherry tomatoes; 1 box thick spaghetti; 5 Tablespoons extra virgin olive oil, divided; 2 cloves garlic, chopped; 1 Tablespoon fresh basil, chopped; 1 Tablespoon fresh oregano, chopped; 1 lemon, juiced; Salt, to taste; Black pepper, to taste