docs: add yarn/pnpm install commands

apps/docs/src/guide/api.md

@@ -2,10 +2,22 @@
 
 Installation:
 
-```bash
+::: code-group
+
+```bash [npm]
 npm install webcrack
 ```
 
+```bash [yarn]
+yarn add webcrack
+```
+
+```bash [pnpm]
+pnpm add webcrack
+```
+
+:::
+
 :::info
 This is a pure ESM package, so you need to use `import` instead of `require`.
 For more info, check out [this gist](https://gist.github.com/sindresorhus/a39789f98801d908bbc7ff3ecc99d99c).

apps/docs/src/guide/cli.md

@@ -2,10 +2,22 @@
 
 Install the package globally:
 
-```bash
+::: code-group
+
+```bash [npm]
 npm install -g webcrack
 ```
 
+```bash [yarn]
+yarn global add webcrack
+```
+
+```bash [pnpm]
+pnpm add -g webcrack
+```
+
+:::
+
 ```txt
 Usage: webcrack [options] [file]