Add desktop file & Update README

.gitignore

@@ -50,3 +50,5 @@ compile_commands.json
 
 # QtCreator local machine specific files for imported projects
 *creator.user*
+
+/build/*

CMakeLists.txt

@@ -29,3 +29,11 @@ target_link_libraries(cutefish-screenshot
   Qt5::Gui
   Qt5::Quick
 )
+
+install(TARGETS cutefish-screenshot RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
+
+install(FILES
+    cutefish-screenshot.desktop
+    DESTINATION /usr/share/applications/
+    COMPONENT Runtime
+)

README.md

@@ -1 +1,30 @@
-# screenshot
+# Screenshot
+
+Screenshot tool for CutefishOS.
+
+## Dependencies
+
+Arch / Manjaro Dependencies:
+
+```shell
+sudo pacman -S extra-cmake-modules qt5-base qt5-quickcontrols2
+```
+
+Debian / Ubuntu Dependencies:
+```shell
+sudo apt install cmake qtbase5-dev qtdeclarative5-dev qtquickcontrols2-5-dev qttools5-dev qttools5-dev-tools qml-module-qtquick-controls2 qml-module-qtquick2 qml-module-qtquick-layouts qml-module-qt-labs-platform qml-module-qt-labs-settings qml-module-qtqml qml-module-qtquick-window2 qml-module-qtquick-shapes qml-module-qtquick-dialogs qml-module-qtquick-particles2
+```
+
+## Build
+
+```shell
+mkdir build
+cd build
+cmake -DCMAKE_INSTALL_PREFIX:PATH=/usr ..
+make
+sudo make install
+```
+
+## License
+
+This project has been licensed by GPLv3.

cutefish-screenshot.desktop

@@ -0,0 +1,9 @@
+[Desktop Entry]
+Name=Screenshot
+Name[zh_CN]=截图
+Exec=cutefish-screenshot
+Icon=cutefish-screenshot
+Terminal=false
+Type=Application
+StartupNotify=true
+Categories=Settings;