Start adding autotests

autotests/CMakeLists.txt

@@ -0,0 +1,10 @@
+# SPDX-FileCopyrightText: 2022 Carl Schwan <carl@carlschwan.eu>
+# SPDX-License-Identifier: BSD-2-Clause
+
+enable_testing()
+
+ecm_add_test(
+    neochatroomtest.cpp
+    LINK_LIBRARIES neochat Qt::Test Quotient
+    TEST_NAME neochatroomtest
+)