feat: added oauth URL generate method and buffter to stream

utils/Tools.ts

@@ -1,5 +1,6 @@
-import { ImageOptions, UserPemissionFlags } from '../types'
-import { perms } from './Constants'
+import { Readable } from 'stream'
+import { ImageOptions, UserPemissionFlags } from '@types'
+import { Oauth, perms } from './Constants'
 
 export function formatNumber(value: number):string  {
 	const suffixes = ['', '만', '억', '조','해']
@@ -49,4 +50,21 @@ export function checkBrowser(){
 	return M.join(' ')
 }
 
+export function generateOauthURL(provider: 'discord', clientID: string, scope: string) {
+	return Oauth[provider](clientID, scope)
+}
+
+export default function bufferToStream(binary: Buffer) {
+
+	const readableInstanceStream = new Readable({
+		read() {
+			this.push(binary)
+			this.push(null)
+		}
+	})
+
+	return readableInstanceStream
+}
+
+
 export { anchorHeader } from './ShowdownExtensions'