:pencil: [Doc] Readme: New shields badge for release, and add screenshots of web and mobile

README.md

@@ -7,10 +7,17 @@ sdk: docker
 app_port: 23456
 ---
 
-Mirrors:
-* https://hansimov-llm-mixer.hf.space
 
-## Run
+# LLM-Mixer
+
+![](https://img.shields.io/github/v/release/hansimov/llm-mixer?label=LLM-Mixer&color=blue&cacheSeconds=60)
+
+A lightweight UI of LLM app.
+
+Mirror:
+- https://hansimov-llm-mixer.hf.space
+
+## Run server
 ### Command Line
 
 ```sh
@@ -23,4 +30,18 @@ node server.js
 ```sh
 docker build -t llm-mixer:1.0 .
 docker run llm-mixer:1.0
-```
+```
+
+## Screenshots
+
+<div align="center">
+
+<img height=400 src="./docs/llm-mixer-web-v0.9.0.png">
+
+<b>Web</b>
+
+<img height=400 src="./docs/llm-mixer-mobile-v0.9.0.png">
+
+<b>Mobile</b>
+
+</div>