--set flag. For example, to select the minimal profile:

```yaml
# minimal.yaml

apiVersion: install.istio.io/v1alpha1
kind: IstioOperator
spec:
  profile: minimal
```

If you don't specify a configuration profile, Istio is installed using the `default` configuration profile. All
profiles listed in istio.io are available by default, or `profile:` can point to a local file path to reference a custom

    return {"Hello": "World"}


@app.get("/items/{item_id}")
async def read_item(item_id: int, q: Union[str, None] = None):
    return {"item_id": item_id, "q": q}
```

**Note**:

If you don't know, check the _"In a hurry?"_ section about <a href="https://fastapi.tiangolo.com/async/#in-a-hurry" target="_blank">`async` and `await` in the docs</a>.

</details>

### Run it

Run the server with: