feat: Integrate new webserver (#1722)

For #919.
The new web server is not using dosguard yet. It will be fixed by a
separate PR.

tests/common/web/interface/ConnectionBaseMock.hpp

@@ -0,0 +1,45 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of clio: https://github.com/XRPLF/clio
+    Copyright (c) 2024, the clio developers.
+
+    Permission to use, copy, modify, and distribute this software for any
+    purpose with or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL,  DIRECT,  INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#pragma once
+
+#include "util/Taggable.hpp"
+#include "web/SubscriptionContextInterface.hpp"
+#include "web/interface/ConnectionBase.hpp"
+
+#include <boost/beast/http/status.hpp>
+#include <gmock/gmock.h>
+
+#include <memory>
+#include <string>
+
+struct ConnectionBaseMock : web::ConnectionBase {
+    using ConnectionBase::ConnectionBase;
+
+    MOCK_METHOD(void, send, (std::string&&, boost::beast::http::status), (override));
+    MOCK_METHOD(void, send, (std::shared_ptr<std::string>), (override));
+    MOCK_METHOD(
+        web::SubscriptionContextPtr,
+        makeSubscriptionContext,
+        (util::TagDecoratorFactory const& factory),
+        (override)
+    );
+};
+
+using ConnectionBaseStrictMockPtr = std::shared_ptr<testing::StrictMock<ConnectionBaseMock>>;