.orElse(OptionalEntity.empty());
    }

    /**
     * Retrieves a specific synonym item by its ID.
     *
     * @param dictId The ID of the dictionary.
     * @param id     The ID of the synonym item.
     * @return An optional entity containing the synonym item, or empty if not found.
     */
    public OptionalEntity<SynonymItem> getSynonymItem(final String dictId, final long id) {

def get_item(item_id: str, username: Annotated[str, Depends(get_username)]):
    if item_id not in data:
        raise HTTPException(status_code=404, detail="Item not found")
    item = data[item_id]
    if item["owner"] != username:
        raise OwnerError(username)

    }

    /**
     * Retrieves a specific synonym dictionary item by ID.
     *
     * @param dictId the dictionary ID
     * @param id the ID of the synonym item to retrieve
     * @return JSON response containing the synonym dictionary item
     */
    // GET /api/admin/dict/synonym/setting/{dictId}/{id}
    @Execute

        return asJson(new ApiBulkResponse().items(Arrays.stream(response.getItems()).map(item -> {
            final Map<String, Object> itemMap = new HashMap<>();
            itemMap.put("result", item.status().name());
            if (item.isFailed()) {
                itemMap.put("message", item.getFailureMessage());
            } else {
                itemMap.put("id", item.getId());
            }
            return itemMap;

Y si revisas todos los esquemas disponibles (JSON Schemas) en OpenAPI, verás que hay dos, uno `Item-Input` y uno `Item-Output`.

Para `Item-Input`, `description` **no es requerido**, no tiene un asterisco rojo.

Pero para `Item-Output`, `description` **es requerido**, tiene un asterisco rojo.

<div class="screenshot">
<img src="/img/tutorial/separate-openapi-schemas/image04.png">

        }
        RenderDataUtil.register(data, "webConfigItems", itemList);
    }

    /**
     * Creates a map item for UI rendering with label and value.
     *
     * @param label the display label for the item
     * @param value the value for the item
     * @return map containing the label and value
     */
    protected Map<String, String> createItem(final String label, final String value) {

    The first one to _not_ be a `DefaultPlaceholder` will be returned.

    Otherwise, the first item (a `DefaultPlaceholder`) will be returned.
    """
    items = (first_item,) + extra_items
    for item in items:
        if not isinstance(item, DefaultPlaceholder):
            return item

                        <ol class="breadcrumb float-sm-right">
                            <li class="breadcrumb-item"><la:link href="/admin/dict">
                                <la:message key="labels.dict_list_link"/>
                            </la:link></li>
                            <li class="breadcrumb-item"><la:message key="labels.dict_synonym_list_link"/></li>
                        </ol>
                    </div>

from fastapi.exceptions import ResponseValidationError
from fastapi.testclient import TestClient
from pydantic import BaseModel


class Item(BaseModel):
    name: str
    price: float


app = FastAPI()


@app.get("/items/stream-invalid")
async def stream_items_invalid() -> AsyncIterable[Item]:
    yield {"name": "valid", "price": 1.0}
    yield {"name": "invalid", "price": "not-a-number"}

from fastapi.testclient import TestClient
from inline_snapshot import snapshot
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    data: str


@app.post("/examples/")
def examples(
    item: Item = Body(
        examples=[
            {"data": "Data in Body examples, example1"},
        ],
        openapi_examples={
            "Example One": {