Update CMake configuration for Qt path and restructure include directories

CMakeLists.txt

@@ -1,6 +1,12 @@
 cmake_minimum_required(VERSION 3.20)
 project(PomodoroTimer VERSION 0.1.1 LANGUAGES CXX)
 
+# --- CONFIGURATION: QT PATH ---
+# If CMake cannot find Qt automatically, uncomment the line below and set the path
+# to your Qt installation folder (the folder containing 'bin', 'include', 'lib').
+# Example: set(CMAKE_PREFIX_PATH "C:/Qt/6.7.0/mingw_64")
+set(CMAKE_PREFIX_PATH "C:/Qt/6.10.1/mingw_64")
+
 # Set C++ standard
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
@@ -10,11 +16,7 @@ set(CMAKE_CXX_EXTENSIONS OFF)
 find_package(Qt6 REQUIRED COMPONENTS Core Widgets)
 qt6_standard_project_setup()
 
-# Include directories
-include_directories(src/core)
-include_directories(src/ui)
-include_directories(src/system)
-include_directories(src/utils)
+# Include directories will be set as target properties below
 
 # Define source files with new structure
 set(CORE_HEADERS
@@ -59,7 +61,15 @@ set(ALL_HEADERS ${CORE_HEADERS} ${UI_HEADERS} ${SYSTEM_HEADERS})
 set(ALL_SOURCES main.cpp ${CORE_SOURCES} ${UI_SOURCES} ${SYSTEM_SOURCES})
 
 # Create executable
-qt6_add_executable(${PROJECT_NAME} ${ALL_SOURCES} ${ALL_HEADERS})
+qt6_add_executable(${PROJECT_NAME} ${ALL_SOURCES})
+
+# Set include directories for the target
+target_include_directories(${PROJECT_NAME} PRIVATE
+    src/core
+    src/ui
+    src/system
+    src/utils
+)
 
 # Link Qt libraries
 target_link_libraries(${PROJECT_NAME} PRIVATE