Sautè the vegetables. Place a medium sized pan over medium heat. Add the olive oil the hot pan, then add the onion and garlic and sautè them for 2 minutes. Drain and rise the chickpeas, then add them to the pan. Add the bell pepper and olives and sautè the vegetables for another 5 minutes.
Add the green beans. Add the French cut green beans to the pan and continue to cook for 2 minutes.
Make the gravy. Combine the vegetable stock and cornstarch in a cup and stir, then add it to the pan. Cook the vegetable mixture for 2 minutes until the gravy has thickened. Add the salt and stir.
Serve. Once the gravy has thickened, serve the vegetables. Mangia!