[PATCH 2 of 2] Documented proxy_allow_duplicate_chunked

[Maxim Dounin]

# HG changeset patch
# User Maxim Dounin <mdounin at mdounin.ru>
# Date 1755905732 -10800
#      Sat Aug 23 02:35:32 2025 +0300
# Node ID 851fed1c6352ff058c60058af4fd50e5b73f4c73
# Parent  e9e342ca6ba4bbbd5b7f22dfc097fe06915accf2
Documented proxy_allow_duplicate_chunked.

diff --git a/xml/en/docs/http/ngx_http_proxy_module.xml b/xml/en/docs/http/ngx_http_proxy_module.xml
--- a/xml/en/docs/http/ngx_http_proxy_module.xml
+++ b/xml/en/docs/http/ngx_http_proxy_module.xml
@@ -10,7 +10,7 @@
 <module name="Module ngx_http_proxy_module"
         link="/en/docs/http/ngx_http_proxy_module.html"
         lang="en"
-        rev="80">
+        rev="81">
 
 <section id="summary">
 
@@ -39,6 +39,22 @@ location / {
 
 <section id="directives" name="Directives">
 
+<directive name="proxy_allow_duplicate_chunked">
+<syntax><literal>on</literal> | <literal>off</literal></syntax>
+<default>off</default>
+<context>http</context>
+<context>server</context>
+<context>location</context>
+<appeared-in>1.29.1</appeared-in>
+
+<para>
+Enables handling of responses with duplicate
+<header>Transfer-Encoding: chunked</header> header fields.
+By default, such responses are rejected since version 1.23.0.
+</para>
+
+</directive>
+
 <directive name="proxy_allow_http09">
 <syntax><literal>on</literal> | <literal>off</literal></syntax>
 <default>off</default>
diff --git a/xml/ru/docs/http/ngx_http_proxy_module.xml b/xml/ru/docs/http/ngx_http_proxy_module.xml
--- a/xml/ru/docs/http/ngx_http_proxy_module.xml
+++ b/xml/ru/docs/http/ngx_http_proxy_module.xml
@@ -10,7 +10,7 @@
 <module name="Модуль ngx_http_proxy_module"
         link="/ru/docs/http/ngx_http_proxy_module.html"
         lang="ru"
-        rev="80">
+        rev="81">
 
 <section id="summary">
 
@@ -39,6 +39,22 @@ location / {
 
 <section id="directives" name="Директивы">
 
+<directive name="proxy_allow_duplicate_chunked">
+<syntax><literal>on</literal> | <literal>off</literal></syntax>
+<default>off</default>
+<context>http</context>
+<context>server</context>
+<context>location</context>
+<appeared-in>1.29.1</appeared-in>
+
+<para>
+Разрешает обработку ответов, содержащих дублирующиеся
+поля заголовка <header>Transfer-Encoding: chunked</header>.
+По умолчанию такие ответы отвергаются начиная с версии 1.23.0.
+</para>
+
+</directive>
+
 <directive name="proxy_allow_http09">
 <syntax><literal>on</literal> | <literal>off</literal></syntax>
 <default>off</default>