added tabs components to installation page

Author: ganesh-bruno

src/pages/bru-cli/installation.mdx

@@ -1,14 +1,36 @@
 import { Callout } from 'nextra/components'
- 
+import { Tabs } from 'nextra/components'
 
 # Installation
 
 <Callout emoji="">
   Make sure you have Node.js installed on your local system. It is recommended to use the latest LTS version (Node 18 or higher). 
 </Callout>
 
-To install the Bruno CLI, use the node package manager of your choice, such as NPM:
-```bash copy
+To install the Bruno CLI, use the node package manager of your choice:
+
+<Tabs items={['pnpm', 'npm', 'yarn']}>
+  <Tabs.Tab>
+  ### Using pnpm
+
+    ```bash
+pnpm install -g @usebruno/cli
+```
+  </Tabs.Tab>
+  <Tabs.Tab>
+    
+    ### Using npm
+```bash
 npm install -g @usebruno/cli
 ```
+
+  </Tabs.Tab>
+  <Tabs.Tab>
+    
+    ### Using yarn
+```bash
+yarn global add @usebruno/cli
+```
+  </Tabs.Tab>
+</Tabs>
 For more details, visit the official [NPM Page for Bruno CLI](https://www.npmjs.com/package/@usebruno/cli)