Increase limit for url query size

The OIDF federation sets send some request objects to the authorization
endpoint via GET that are a bit larger than 8K and were reject with:

Bad Message 414
reason: URI Too Long

Author: jogu

Dockerfile.prod

@@ -15,4 +15,5 @@ USER root
 COPY certs/ certs/
 RUN certs/import-certificate.sh certs/Open_Banking_Brasil_Sandbox_Root_G2.pem
 USER jetty
+ENV JAVA_OPTIONS="$JAVA_OPTIONS -Djetty.httpConfig.requestHeaderSize=65536"
 COPY --from=builder /build/target/*.war /var/lib/jetty/webapps/ROOT.war

jetty/jetty-http.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0"?>
+<!DOCTYPE Configure PUBLIC "-//Jetty//Configure//EN" "http://www.eclipse.org/jetty/configure_9_3.dtd">
+<Configure id="Server" class="org.eclipse.jetty.server.Server">
+  <New id="httpConfig" class="org.eclipse.jetty.server.HttpConfiguration">
+    <Set name="requestHeaderSize">
+      <Property name="jetty.httpConfig.requestHeaderSize" default="65536" />
+    </Set>
+  </New>
+
+  <New id="httpConnector" class="org.eclipse.jetty.server.ServerConnector">
+    <Arg><Ref id="Server" /></Arg>
+    <Arg>
+      <Array type="org.eclipse.jetty.server.ConnectionFactory">
+        <Item>
+          <New class="org.eclipse.jetty.server.HttpConnectionFactory">
+            <Arg><Ref id="httpConfig" /></Arg>
+          </New>
+        </Item>
+      </Array>
+    </Arg>
+    <Set name="port">
+      <Property name="jetty.http.port" deprecated="jetty.port" default="8080" />
+    </Set>
+  </New>
+
+  <Call name="addConnector">
+    <Arg><Ref id="httpConnector" /></Arg>
+  </Call>
+</Configure>

pom.xml

@@ -188,12 +188,10 @@
         <artifactId>jetty-maven-plugin</artifactId>
         <version>${jetty.version}</version>
         <configuration>
+          <jettyXml>${project.basedir}/jetty/jetty-http.xml</jettyXml>
           <webApp>
             <webInfIncludeJarPattern>.*/.*jersey-[^/]\.jar$</webInfIncludeJarPattern>
           </webApp>
-          <httpConnector>
-            <port>8080</port>
-          </httpConnector>
           <stopPort>9090</stopPort>
           <stopKey>stop</stopKey>
           <systemProperties>