E o resto será manipulado pelo **FastAPI**.

Se você rodar a aplicação e ir até <a href="http://localhost:8000/v1/" class="external-link" target="_blank">http://localhost:8000/v1/</a>, você verá o retorno do Flask:

```txt
Hello, World from Flask!
```

E se você for até <a href="http://localhost:8000/v2" class="external-link" target="_blank">http://localhost:8000/v2</a>, você verá o retorno do FastAPI:

```JSON
{

package org.codelibs.fess.job;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.util.ComponentUtil;

public class PurgeThumbnailJob {
    private static final Logger logger = LogManager.getLogger(PurgeThumbnailJob.class);

    private long expiry = 30 * 24 * 60 * 60 * 1000L;

    public String execute() {
        try {

import org.codelibs.fess.app.web.base.SearchForm;
import org.codelibs.fess.util.RenderDataUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;

public class RootAction extends FessSearchAction {

    // ===================================================================================
    //                                                                            Constant
    //

import org.codelibs.fess.app.web.base.SearchForm;
import org.codelibs.fess.util.RenderDataUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;

public class HelpAction extends FessSearchAction {

    // ===================================================================================
    //                                                                            Constant
    //

import com.google.common.annotations.GwtCompatible;
import java.util.Set;

/**
 * Thrown when requirements on a tester method or class conflict with each other.
 *
 * @author George van den Driessche
 */
@GwtCompatible
public class ConflictingRequirementsException extends Exception {
  private Set<Feature<?>> conflicts;
  private Object source;

  public ConflictingRequirementsException(

import java.net.SocketAddress
import java.net.URI

class FakeProxySelector : ProxySelector() {
  val proxies: MutableList<Proxy> = mutableListOf()

  fun addProxy(proxy: Proxy): FakeProxySelector {
    proxies.add(proxy)
    return this
  }

  override fun select(uri: URI): List<Proxy> {
    // Don't handle 'socket' schemes, which the RI's Socket class may request (for SOCKS).

import junit.framework.TestSuite;

/**
 * Suite of tests for OpenJdk 6 tests. The existence of this class is a hack because the
 * suitebuilder won't pick up the suites directly in the other classes because they don't extend
 * TestCase. Ergh.
 *
 * @author Kevin Bourrillion
 */
public class OpenJdk6Tests extends TestCase {
  public static Test suite() {
    TestSuite suite = new TestSuite();

import com.google.common.collect.testing.AbstractCollectionTester;
import org.junit.Ignore;

/**
 * Base class for multiset collection tests.
 *
 * @author Jared Levy
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class AbstractMultisetTester<E> extends AbstractCollectionTester<E> {
  protected final Multiset<E> getMultiset() {

/**
 * Tests for {@code ForwardingListIterator}.
 *
 * @author Robert Konigsberg
 */
public class ForwardingListIteratorTest extends TestCase {

  @SuppressWarnings("rawtypes")
  public void testForwarding() {
    new ForwardingWrapperTester()
        .testForwarding(
            ListIterator.class,
            new Function<ListIterator, ListIterator<?>>() {
              @Override

import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class DisableGraphFilterFactory extends AbstractTokenFilterFactory {

    public DisableGraphFilterFactory(final IndexSettings indexSettings, final Environment environment, final String name,
            final Settings settings) {