Set project version

CMakeLists.txt

@@ -1,5 +1,20 @@
+# Copyright (C) 2013-2025  Eugen Wissner <belka@caraus.de>
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 cmake_minimum_required(VERSION 3.21)
-project(slack-timedate)
+project(slack-timedate VERSION 2.1)
 
 include(GNUInstallDirs)
 
@@ -8,3 +23,5 @@ set(CMAKE_CXX_STANDARD 17)
 
 add_subdirectory(data)
 add_subdirectory(src)
+
+set_property(GLOBAL PROPERTY VERSION ${PROJECT_VERSION})