readme finished.

README.md

@@ -1,2 +1,123 @@
 # Revoltgo
-Revoltgo is a go package for writing bots easily.
+
+Revoltgo is a go package for writing bots / self-bots in revolt easily.
+
+**NOTE**: This package is still under development and not finished. Create an issue if you found a bug.
+
+## Features
+
+- Can listen a event multiple times
+- Easy to use
+- Supports self-bots
+- Simple cache system
+
+## Installation
+
+- Create a new project and init go.mod file. `go mod init example`
+- Install the package using `go get github.com/5elenay/revoltgo`
+
+## API Reference
+
+Click [here](https://pkg.go.dev/github.com/5elenay/revoltgo) for api reference.
+
+## Ping Pong Example (Bot)
+
+```go
+package main
+
+import (
+    "os"
+    "os/signal"
+    "syscall"
+
+    "github.com/5elenay/revoltgo"
+)
+
+func main() {
+    // Init a new client.
+    client := revoltgo.Client{
+        Token: "bot token",
+    }
+
+    // Listen a on message event.
+    client.OnMessage(func(m *revoltgo.Message) {
+        if m.Content == "!ping" {
+            sendMsg := &revoltgo.SendMessage{}
+            sendMsg.SetContent("🏓 Pong!")
+
+            m.Reply(true, sendMsg)
+        }
+    })
+
+    // Start the client.
+    client.Start()
+
+    // Wait for close.
+    sc := make(chan os.Signal, 1)
+
+    signal.Notify(
+        sc,
+        syscall.SIGINT,
+        syscall.SIGTERM,
+        os.Interrupt,
+    )
+    <-sc
+
+    // Destroy client.
+    client.Destroy()
+}
+
+```
+
+## Ping Pong Example (Self-Bot)
+
+```go
+package main
+
+import (
+    "os"
+    "os/signal"
+    "syscall"
+
+    "github.com/5elenay/revoltgo"
+)
+
+func main() {
+    // Init a new client.
+    client := revoltgo.Client{
+        SelfBot: &revoltgo.SelfBot{
+            Id:           "session id",
+            SessionToken: "session token",
+            UserId:       "user id",
+        },
+    }
+
+    // Listen a on message event.
+    client.OnMessage(func(m *revoltgo.Message) {
+        if m.Content == "!ping" {
+            sendMsg := &revoltgo.SendMessage{}
+            sendMsg.SetContent("🏓 Pong!")
+
+            m.Reply(true, sendMsg)
+        }
+    })
+
+    // Start the client.
+    client.Start()
+
+    // Wait for close.
+    sc := make(chan os.Signal, 1)
+
+    signal.Notify(
+        sc,
+        syscall.SIGINT,
+        syscall.SIGTERM,
+        os.Interrupt,
+    )
+    <-sc
+
+    // Destroy client.
+    client.Destroy()
+}
+
+```