docs(readme): update readme

README.md

@@ -1,6 +1,6 @@
 <h1 align="center">
-  <a href="https://github.com/SpaceVim/SpaceVim#readme">
-  <img src="https://spacevim.org/logo.png" width="600" alt="SpaceVim"/>
+<a href="https://github.com/SpaceVim/SpaceVim#readme">
+  <img src="https://spacevim.org/logo.png" width="440" alt="SpaceVim"/>
   </a>
 </h1>
 
@@ -14,8 +14,6 @@
 [![GPLv3 License](https://img.shields.io/badge/license-GPLv3-blue.svg)](https://github.com/SpaceVim/SpaceVim/blob/master/LICENSE)
 [![Docker Pulls](https://img.shields.io/docker/pulls/spacevim/spacevim)](https://hub.docker.com/r/spacevim/spacevim)
 
-![welcome page](https://user-images.githubusercontent.com/13142418/176910121-8e7ca78f-8434-4ac7-9b02-08c4d15f8ad9.png)
-
 [SpaceVim](https://spacevim.org/) is a vim configuration inspired by [spacemacs](https://github.com/syl20bnr/spacemacs), it is compatible with [Vim](https://github.com/vim/vim) and [Neovim](https://github.com/neovim/neovim).
 
 - [Documentation](https://spacevim.org/documentation/): the primary official documentation of SpaceVim
@@ -23,6 +21,44 @@
 
 The latest release [v2.0.0](https://spacevim.org/SpaceVim-release-v2.0.0/) was released at 2022-07-02, check out [following-HEAD](https://github.com/SpaceVim/SpaceVim/wiki/Following-HEAD) page for what happened since last release.
 
+## Features
+
+- **Modularization**: Plugins and functions are organized in layer.
+- **Compatible api**: A series of [compatible APIs](https://spacevim.org/api/) for Vim/Neovim.
+- **Great documentation:** access documentation in SpaceVim with `:h SpaceVim`.
+- **Beautiful UI:** you'll love the awesome UI and its useful features.
+- **Mnemonic key bindings:** key binding guide will be displayed automatically
+- **Fast boot time:** Lazy-load 90% of plugins with [dein.vim](https://github.com/Shougo/dein.vim)
+- **Lower the risk of RSI:** by heavily using the space bar instead of modifiers.
+- **Consistent experience:** consistent experience between terminal and gui
+
+## Screenshots
+
+![welcome page](https://user-images.githubusercontent.com/13142418/176910121-8e7ca78f-8434-4ac7-9b02-08c4d15f8ad9.png)
+
+## Project Layout
+
+```txt
+├─ .ci/                           build automation
+├─ .github/                       issue/PR templates
+├─ .SpaceVim.d/                   project specific configuration
+├─ after/                         overrule or add to the distributed defaults
+├─ autoload/SpaceVim.vim          SpaceVim core file
+├─ autoload/SpaceVim/api/         Public APIs
+├─ autoload/SpaceVim/layers/      available layers
+├─ autoload/SpaceVim/plugins/     buildin plugins
+├─ autoload/SpaceVim/mapping/     mapping guide
+├─ colors/                        default colorscheme
+├─ docker/                        docker image generator
+├─ bundle/                        bundle plugins
+├─ lua/spacevim/plugin            buildin plugins(lua)
+├─ doc/                           help(cn/en)
+├─ docs/                          website(cn/en)
+├─ wiki/                          wiki(cn/en)
+├─ bin/                           executable
+└─ test/                          tests
+```
+
 ## Contribute
 
 This project wouldn't exist without all the people who [contributed](CONTRIBUTING.md),
@@ -30,7 +66,7 @@ We are thankful for any contributions from the community.
 
 <a href="https://github.com/SpaceVim/SpaceVim/graphs/contributors"><img src="https://opencollective.com/spacevim/contributors.svg?width=890&button=false" /></a>
 
-## Credits & Thanks
+## Credits
 
 - [Hack-SpaceVim](https://github.com/Gabirel/Hack-SpaceVim) by [@Gabirel](https://github.com/Gabirel)
 - [SpaceVimTutorial](https://everettjf.gitbooks.io/spacevimtutorial/content/) by [@everettjf](https://github.com/everettjf)