* Update "new issue" templates. PR [#749](https://github.com/tiangolo/fastapi/pull/749).
* Fix serialization of errors for exotic Pydantic types. PR [#748](https://github.com/tiangolo/fastapi/pull/748) by [@dmontagu](https://github.com/dmontagu).

## 0.44.0

* Add GitHub action [Issue Manager](https://github.com/tiangolo/issue-manager). PR [#742](https://github.com/tiangolo/fastapi/pull/742).

      assertThat(response.body.string()).isEqualTo("abc")
      assertThat(response.trailers()).isEqualTo(headersOf("caboose", "xyz"))
    }
  }

  @Disabled("Follow up with fix in https://github.com/square/okhttp/issues/6853")
  @Test
  fun serverDisconnectsBeforeSecondRequestHttp1() {
    enableProtocol(Protocol.HTTP_1_1)

    server.enqueue(MockResponse(code = 200, body = "Req1"))

    public void test_appendException_ioExceptionDuringProcessing() {
        StringBuilder buf = new StringBuilder();
        // Create an exception that might cause issues during processing
        Exception exception = new Exception() {
            @Override
            public void printStackTrace(java.io.PrintWriter writer) {
                // Simulate a normal stack trace output

     * certificate authority is not possible.
     *
     * The server’s TLS certificate still must match the requested hostname. For example, if the
     * certificate is issued to `example.com` and the request is to `localhost`, the connection will
     * fail. Use a custom [HostnameVerifier] to ignore such problems.
     *

                 * guess most clients only support non-unicode so
                 * they don't run into this.
                 */

                /* UPDATE: Maybe not! Could this be a Unicode alignment issue. I hope
                 * so. We cannot just comment out this method and use readString of
                 * ServerMessageBlock.java because the arguments are different, however

		// by the same feature being implemented on all ports. That is, it shouldn't
		// say "pkg syscall (darwin-amd64), type RawSockaddrInet6 struct" is missing.
		// See https://go.dev/issue/4303.
		{
			name: "contexts reconverging after api/next/* update",
			features: []string{
				"A",
				"pkg syscall, type RawSockaddrInet6 struct",
			},
			required: []string{
				"A",

You can define the default value as well as all the extra validation or annotation parameters:

{* ../../docs_src/header_params/tutorial001_an_py310.py hl[9] *}

/// note | Technical Details

`Header` is a "sister" class of `Path`, `Query` and `Cookie`. It also inherits from the same common `Param` class.

import junit.framework.TestCase;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link ForwardingWrapperTester}. Live in a different package to detect reflection
 * access issues, if any.
 *
 * @author Ben Yu
 */
public class ForwardingWrapperTesterTest extends TestCase {

  private final ForwardingWrapperTester tester = new ForwardingWrapperTester();

  public void testGoodForwarder() {

   * to produce warnings in that case, and we may change this method to do so in the future. Support
   * for raw {@code Comparable} types in Guava in general is tracked as <a
   * href="https://github.com/google/guava/issues/989">#989</a>.)
   *
   * @throws ClassCastException if the parameters are not mutually comparable
   */
  public abstract ComparisonChain compare(Comparable<?> left, Comparable<?> right);

  /**

   * instead of {@code R extends Comparable<? super R>}, and the same for {@code C}. That's
   * necessary to support classes defined without generics.
   */
  @SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
  public static <R extends Comparable, C extends Comparable, V> TreeBasedTable<R, C, V> create() {
    return new TreeBasedTable<>(Ordering.natural(), Ordering.natural());
  }

  /**