// also has expected response data.
	testCases := []struct {
		byteRange      string
		expectedString string
	}{
		// request for byte range 10-11.
		// expecting the result to contain only putContent[10:12] bytes.
		{"10-11", putContent[10:12]},
		// request for object data after the first byte.
		{"1-", putContent[1:]},
		// request for object data after the first byte.
		{"6-", putContent[6:]},

                **Example**

                ```python
                from fastapi import FastAPI

                app = FastAPI(version="0.0.1")
                ```
                """
            ),
        ] = "0.1.0",
        openapi_url: Annotated[
            Optional[str],
            Doc(
                """
                The URL where the OpenAPI schema will be served from.