* even entire message) that simultaneously:
     *
     * - _shouldn't_ be null, so we don't annotate it with @Nullable
     *
     * - _can_ be null without causing a runtime failure (because we don't want the interesting
     *   details of precondition failure to be hidden by an exception we throw about an unexpectedly
     *   null _failure message_)
     *

     * even entire message) that simultaneously:
     *
     * - _shouldn't_ be null, so we don't annotate it with @Nullable
     *
     * - _can_ be null without causing a runtime failure (because we don't want the interesting
     *   details of precondition failure to be hidden by an exception we throw about an unexpectedly
     *   null _failure message_)
     *

* ⬆ Upgrade MkDocs Material and configs. PR [#4385](https://github.com/tiangolo/fastapi/pull/4385) by [@tiangolo](https://github.com/tiangolo).

## 0.70.1 (2021-12-12)

There's nothing interesting in this particular FastAPI release. It is mainly to enable/unblock the release of the next version of Pydantic that comes packed with features and improvements. 🤩

### Fixes

 *
 * @author Chris Nokleberg
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class WrappingExecutorServiceTest extends TestCase {
  private static final String RESULT_VALUE = "ran";

  // Uninteresting delegations
  public void testDelegations() throws InterruptedException {
    MockExecutor mock = new MockExecutor();
    TestExecutor testExecutor = new TestExecutor(mock);

     */
    public SuggestCreator() {
        // do nothing
    }

    private static final Logger logger = LogManager.getLogger(SuggestCreator.class);

    /** The search engine client for interacting with OpenSearch. */
    @Resource
    public SearchEngineClient searchEngineClient;

    /**
     * A nested class for parsing command-line options.
     */
    protected static class Options {

import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.io.BaseEncoding;

import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;

/**
 * Client for interacting with OpenSearch search engine.
 * Provides document indexing, searching, and administrative operations.
 */
public class SearchEngineClient implements Client {

    /**
     * Default constructor.
     */