docs: update Grafana plugin docs (#13395)

docs-cn/20-third-party/01-grafana.mdx

@@ -18,21 +18,22 @@ TDengine 能够与开源数据可视化系统 [Grafana](https://www.grafana.com/
 
 ## 配置 Grafana
 
-TDengine 的 Grafana 插件托管在 GitHub，可从 <https://github.com/taosdata/grafanaplugin/releases/latest> 下载，当前最新版本为 3.1.4。
-
-推荐使用 [`grafana-cli` 命令行工具](https://grafana.com/docs/grafana/latest/administration/cli/) 进行插件安装。
+使用 [`grafana-cli` 命令行工具](https://grafana.com/docs/grafana/latest/administration/cli/) 进行插件[安装](https://grafana.com/grafana/plugins/tdengine-datasource/?tab=installation)。
 
 ```bash
-sudo -u grafana grafana-cli \
-  --pluginUrl https://github.com/taosdata/grafanaplugin/releases/download/v3.1.7/tdengine-datasource-3.1.7.zip \
-  plugins install tdengine-datasource
+grafana-cli plugins install tdengine-datasource
+# with sudo
+sudo -u grafana grafana-cli plugins install tdengine-datasource
 ```
 
-或者下载到本地并解压到 Grafana 插件目录。
+或者从 [GitHub](https://github.com/taosdata/grafanaplugin/releases/tag/latest) 或 [Grafana](https://grafana.com/grafana/plugins/tdengine-datasource/?tab=installation) 下载 .zip 文件到本地并解压到 Grafana 插件目录。命令行下载示例如下：
 
 ```bash
-GF_VERSION=3.1.7
+GF_VERSION=3.2.2
+# from GitHub
 wget https://github.com/taosdata/grafanaplugin/releases/download/v$GF_VERSION/tdengine-datasource-$GF_VERSION.zip
+# from Grafana
+wget -O tdengine-datasource-$GF_VERSION.zip https://grafana.com/api/plugins/tdengine-datasource/versions/$GF_VERSION/download
 ```
 
 以 CentOS 7.2 操作系统为例，将插件包解压到 /var/lib/grafana/plugins 目录下，重新启动 grafana 即可。
@@ -41,28 +42,17 @@ wget https://github.com/taosdata/grafanaplugin/releases/download/v$GF_VERSION/td
 sudo unzip tdengine-datasource-$GF_VERSION.zip -d /var/lib/grafana/plugins/
 ```
 
-:::note
-3.1.6 和更早版本未签名，会在 Grafana 7.3+ / 8.x 版本签名检查时失败导致无法加载插件，需要在 grafana.ini 文件中修改配置如下：
-
-```ini
-[plugins]
-allow_loading_unsigned_plugins = tdengine-datasource
-```
-
-:::
-
-在 Docker 环境下，可以使用如下的环境变量设置自动安装并设置 TDengine 插件：
+如果 Grafana 在 Docker 环境下运行，可以使用如下的环境变量设置自动安装 TDengine 数据源插件：
 
 ```bash
-GF_INSTALL_PLUGINS=https://github.com/taosdata/grafanaplugin/releases/download/v3.1.4/tdengine-datasource-3.1.4.zip;tdengine-datasource
-GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS=tdengine-datasource
+GF_INSTALL_PLUGINS=tdengine-datasource
 ```
 
 ## 使用 Grafana
 
 ### 配置数据源
 
-用户可以直接通过 http://localhost:3000 的网址，登录 Grafana 服务器（用户名/密码：admin/admin），通过左侧 `Configuration -> Data Sources` 可以添加数据源，如下图所示：
+用户可以直接通过 <http://localhost:3000> 的网址，登录 Grafana 服务器（用户名/密码：admin/admin），通过左侧 `Configuration -> Data Sources` 可以添加数据源，如下图所示：
 
 ![TDengine Database Grafana plugin add data source](./add_datasource1.webp)
 
@@ -74,7 +64,7 @@ GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS=tdengine-datasource
 
 ![TDengine Database Grafana plugin add data source](./add_datasource3.webp)
 
-- Host： TDengine 集群中提供 REST 服务 （在 2.4 之前由 taosd 提供， 从 2.4 开始由 taosAdapter 提供）的组件所在服务器的 IP 地址与 TDengine REST 服务的端口号(6041)，默认 http://localhost:6041。
+- Host： TDengine 集群中提供 REST 服务 （在 2.4 之前由 taosd 提供， 从 2.4 开始由 taosAdapter 提供）的组件所在服务器的 IP 地址与 TDengine REST 服务的端口号(6041)，默认 <http://localhost:6041>。
 - User：TDengine 用户名。
 - Password：TDengine 用户密码。
 

docs-en/20-third-party/01-grafana.mdx

@@ -9,7 +9,8 @@ You can learn more about using the TDengine plugin on [GitHub](https://github.co
 
 ## Prerequisites
 
-In order for Grafana to add the TDengine data source successfully, the following preparation is required:
+In order for Grafana to add the TDengine data source successfully, the following preparations are required:
+
 1. The TDengine cluster is deployed and functioning properly
 2. taosAdapter is installed and running properly. Please refer to the taosAdapter manual for details.
 
@@ -19,41 +20,34 @@ TDengine currently supports Grafana versions 7.0 and above. Users can go to the
 
 ## Configuring Grafana
 
-You can download The Grafana plugin for TDengine from <https://github.com/taosdata/grafanaplugin/releases/latest>. The current latest version is 3.1.4.
-
-Recommend using the [``grafana-cli`` command-line tool](https://grafana.com/docs/grafana/latest/administration/cli/) for plugin installation.
+Follow the installation steps in [Grafana](https://grafana.com/grafana/plugins/tdengine-datasource/?tab=installation) with the [``grafana-cli`` command-line tool](https://grafana.com/docs/grafana/latest/administration/cli/) for plugin installation.
 
 ```bash
-sudo -u grafana grafana-cli \
-  --pluginUrl https://github.com/taosdata/grafanaplugin/releases/download/v3.1.4/tdengine-datasource-3.1.4.zip \
-  plugins install tdengine-datasource
+grafana-cli plugins install tdengine-datasource
+# with sudo
+sudo -u grafana grafana-cli plugins install tdengine-datasource
 ```
 
-Or download it locally and extract it to the Grafana plugin directory.
+Alternatively, you can manually download the .zip file from [GitHub](https://github.com/taosdata/grafanaplugin/releases/tag/latest) or [Grafana](https://grafana.com/grafana/plugins/tdengine-datasource/?tab=installation) and unpack it into your grafana plugins directory.
 
 ```bash
-GF_VERSION=3.1.4
+GF_VERSION=3.2.2
+# from GitHub
 wget https://github.com/taosdata/grafanaplugin/releases/download/v$GF_VERSION/tdengine-datasource-$GF_VERSION.zip
+# from Grafana
+wget -O tdengine-datasource-$GF_VERSION.zip https://grafana.com/api/plugins/tdengine-datasource/versions/$GF_VERSION/download
 ```
 
-In CentOS 7.2 for example, extract the plugin package to /var/lib/grafana/plugins directory, and restart grafana.
+Take CentOS 7.2 for example, extract the plugin package to /var/lib/grafana/plugins directory, and restart grafana.
 
 ```bash
 sudo unzip tdengine-datasource-$GF_VERSION.zip -d /var/lib/grafana/plugins/
 ```
 
-Grafana versions 7.3+ / 8.x do signature checks on plugins, so you also need to add the following line to the grafana.ini file to use the plugin correctly.
-
-```ini
-[plugins]
-allow_loading_unsigned_plugins = tdengine-datasource
-```
-
-The TDengine plugin can be automatically installed and set up using the following environment variable settings in a Docker environment.
+If Grafana is running in a Docker environment, the TDengine plugin can be automatically installed and set up using the following environment variable settings:
 
 ```bash
-GF_INSTALL_PLUGINS=https://github.com/taosdata/grafanaplugin/releases/download/v3.1.4/tdengine-datasource-3.1.4.zip;tdengine- datasource
-GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS=tdengine-datasource
+GF_INSTALL_PLUGINS=tdengine-datasource
 ```
 
 ## Using Grafana