feat: add doc for Bandwhich

Author: aspirantzhang

docs/bandwhich.md

@@ -0,0 +1,38 @@
+---
+title: Bandwhich
+description: Bandwidth is a CLI utility for monitoring network bandwidth usage in real-time.
+slug: /bandwhich
+sidebar_position: 15
+---
+
+import Tabs from '@theme/Tabs';
+import TabItem from '@theme/TabItem';
+
+<Tabs className="type-tabs" groupId="type" queryString>
+  <TabItem value="linux" label="🐧 Linux Command Line">
+
+### Install Bandwhich
+
+```bash
+dnf copr enable atim/bandwhich
+dnf install bandwhich
+```
+
+### Usage
+
+```bash
+# Run bandwhich
+bandwhich
+
+# Monitor a specific interface
+bandwhich -i eth0
+
+# Monitor Remote Host
+bandwhich -a
+
+# Monitor cumulative bandwidth usage for remote host
+bandwhich -at
+```
+
+  </TabItem>
+</Tabs>