apply documentation for app

documentation/README.md

@@ -0,0 +1,38 @@
+![3D_Blue_Vertical_Slogan](https://user-images.githubusercontent.com/67900234/205422369-4ee51a5a-1822-4da2-bd21-055cd0b40230.svg)
+
+<div> 
+  <img src="https://sendeyo.com/updownload/file/script/94c44d0abd307c7f800fcceea0c45fbf.gif">
+</div>
+
+## 1. How to installation?
+
+Create apps with no build configuration.
+If something doesn't work, [file an issue](https://github.com/grindytech/gafi/issues).
+to run you just start the command below
+
+```sh
+yarn install
+yarn dev
+```
+
+<div> 
+  <img src="https://sendeyo.com/updownload/file/script/94c44d0abd307c7f800fcceea0c45fbf.gif">
+</div>
+
+## 2. How to use?
+
+If you wish to explore the application in detail, please connect a wallet, such as [Polkadot](https://polkadot.js.org/extension/), [Clover](https://docs.clv.org/use-clv-wallet/download-clv-wallet), or [Subwallet](https://www.subwallet.app/download.html)
+As a guest, you can only preview the application interaction with the app's features is not available. To learn more, please refer to our documentation.
+
+The following is a guide to using the application:
+
+```seq
+Andrew->China: Says Hello
+Note right of China: China thinks\nabout it
+China-->Andrew: How are you?
+Andrew->>China: I am good thanks!
+```
+
+## 3. How to test
+
+abc