Add README

README.md

@@ -0,0 +1,19 @@
+# ![icon](https://github.com/AmeliePick/Process-Stopper/assets/43295585/f1152f82-d9f4-4338-b75e-8107afa1f48f) Process Stopper [Windows]
+This is a simple background program(less 100 code lines in C++) which just suspend active
+program by pressing ESC key for 2 seconds.
+
+## Typical usage
+It can be useful in games with high usage of hardware even in game pause menu and when you need leave your PC for some time during the game.
+
+It can be added into windows tasks and autoload as well.
+
+## Controls
+*Suspend the app* - focus the application, press ESC for 2 seconds.
+
+*Resume the app* - click ESC 1 time(it's not necessary to focus suspended app).
+
+## ⚠️ Warning ⚠️
+Some apps cannot run normally after suspending.
+
+---
+Tested on Windows 10.