ci: add versioned release pipeline

CMakeLists.txt

@@ -1,5 +1,12 @@
 cmake_minimum_required(VERSION 3.21)
-project(searchmyfiles VERSION 0.2.0 LANGUAGES CXX)
+
+file(READ "${CMAKE_CURRENT_SOURCE_DIR}/VERSION" FOLDERSCOPE_VERSION)
+string(STRIP "${FOLDERSCOPE_VERSION}" FOLDERSCOPE_VERSION)
+if (NOT FOLDERSCOPE_VERSION MATCHES "^[0-9]+\\.[0-9]+\\.[0-9]+$")
+    message(FATAL_ERROR "VERSION must use MAJOR.MINOR.PATCH: ${FOLDERSCOPE_VERSION}")
+endif()
+
+project(folderscope VERSION ${FOLDERSCOPE_VERSION} LANGUAGES CXX)
 
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
@@ -13,6 +20,7 @@ qt_add_executable(searchmyfiles
 
 target_link_libraries(searchmyfiles PRIVATE Qt6::Widgets Qt6::Concurrent Qt6::DBus)
 target_compile_options(searchmyfiles PRIVATE -Wall -Wextra -Wpedantic)
+target_compile_definitions(searchmyfiles PRIVATE FOLDERSCOPE_VERSION="${PROJECT_VERSION}")
 
 install(TARGETS searchmyfiles RUNTIME DESTINATION bin)
 install(FILES packaging/searchmyfiles.desktop