docs: add installing section to peddler's pocket

docs/peddlerspocket/introduction.md

@@ -15,6 +15,12 @@ This documentation aims to guide you through the installation, configuration, an
 
 > TL;DR: Peddler's Pocket is a plugin that allows players to sell items using a graphical interface. It's easy to use and highly customizable.
 
+## Installling
+
+1. Visit Modrinth by clicking [here](https://modrinth.com/plugin/peddlerspocket)
+2. Download specific version
+3. Move it to `plugins` folder
+
 ## Compatibility
 
 | Version | Supported |

src/config.ts

@@ -177,6 +177,9 @@ export const PROJECTS = [
     name: "Peddler's Pocket",
     link: "https://github.com/xHyroM/peddlerspocket",
     desc: "A user-friendly plugin that makes the process of selling items easier and boosts your server's economy.",
+    button: {
+      link: "https://xhyrom.dev/docs/peddlerspocket",
+    },
   },
   {
     name: "Roles Bot",