chore: update readme (#796)

Signed-off-by: ryjiang <jiangruiyi@gmail.com>

README.md

@@ -11,7 +11,7 @@ Attu is an all-in-one milvus administration tool.
 
 <div style="display: flex; justify-content: space-between; gap: 8px;">
   <img src="./.github/images/screenshot.png" width="45%" alt="attu home view" />
-  <img src="./.github/images/data_explorer.png" width="45%" alt="attu home view" />
+  <img src="./.github/images/data_explorer.png" width="45%" alt="attu data explorer" />
 </div>
 
 Attu is designed to manage and interact with Milvus, offering features such as:
@@ -30,7 +30,7 @@ Before you begin, make sure that you have Milvus installed on either [Zilliz Clo
 
 | Milvus Version | Recommended Attu Version                                           |
 | -------------- | ------------------------------------------------------------------ |
-| 2.5.x          | [v2.5.2](https://github.com/zilliztech/attu/releases/tag/v2.5.2)   |
+| 2.5.x          | [v2.5.6](https://github.com/zilliztech/attu/releases/tag/v2.5.6)   |
 | 2.4.x          | [v2.4.12](https://github.com/zilliztech/attu/releases/tag/v2.4.12) |
 | 2.3.x          | [v2.3.5](https://github.com/zilliztech/attu/releases/tag/v2.3.5)   |
 | 2.2.x          | [v2.2.8](https://github.com/zilliztech/attu/releases/tag/v2.2.8)   |
@@ -146,6 +146,8 @@ If you prefer to use a desktop application, you can download the [desktop versio
 | vector search                                                                         | system view                                                                       |
 | ------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------- |
 | <img src="./.github/images/vector_search.png" width="800" alt="attu vector search" /> | <img src="./.github/images/system_view.png" width="800" alt="attu system view" /> |
+| role chart                                                                            |                                                                                   |
+| <img src="./.github/images/role_chart.png" width="800" alt="attu role chart" />       | <img src="./.github/images/role_chart_night.png" width="800" alt="attu role chart" />   |
 
 ## ✨ Contributing Code
 

README_CN.md

@@ -30,7 +30,7 @@ Attu 是一个通过用户友好的图形界面管理和操作 Milvus 的系统
 
 | Milvus 版本 | 推荐的 Attu 版本                                                   |
 | ----------- | ------------------------------------------------------------------ |
-| 2.5.x       | [v2.5.2](https://github.com/zilliztech/attu/releases/tag/v2.5.2)   |
+| 2.5.x       | [v2.5.6](https://github.com/zilliztech/attu/releases/tag/v2.5.6)   |
 | 2.4.x       | [v2.4.12](https://github.com/zilliztech/attu/releases/tag/v2.4.12) |
 | 2.3.x       | [v2.3.5](https://github.com/zilliztech/attu/releases/tag/v2.3.5)   |
 | 2.2.x       | [v2.2.8](https://github.com/zilliztech/attu/releases/tag/v2.2.8)   |
@@ -133,9 +133,11 @@ kubectl apply -f https://raw.githubusercontent.com/zilliztech/attu/main/attu-k8s
 | -------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------- |
 | <img src="./.github/images/collection_overview.png" alt="attu" width="800" alt="attu collection view" /> | <img src="./.github/images/data_preview.png" alt="attu" width="800" alt="attu data view" /> |
 
-| vector search                                                                         | system view                                                                       |
-| ------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------- |
-| <img src="./.github/images/vector_search.png" width="800" alt="attu vector search" /> | <img src="./.github/images/system_view.png" width="800" alt="attu system view" /> |
+| vector search                                                                         | system view                                                                           |
+| ------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------- |
+| <img src="./.github/images/vector_search.png" width="800" alt="attu vector search" /> | <img src="./.github/images/system_view.png" width="800" alt="attu system view" />     |
+| role chart                                                                            |                                                                                       |
+| <img src="./.github/images/role_chart.png" width="800" alt="attu role chart" />       | <img src="./.github/images/role_chart_night.png" width="800" alt="attu role chart" /> |
 
 ## ✨ 代码贡献
 

attu-k8s-deploy.yaml

@@ -32,7 +32,7 @@ spec:
     spec:
       containers:
       - name: attu
-        image: zilliz/attu:v2.4
+        image: zilliz/attu:v2.5
         imagePullPolicy: IfNotPresent
         ports:
         - name: attu