✨ 优化文档

README.md

@@ -10,15 +10,25 @@
 ```
 const captcha = require('@itriton/captcha')
 
-// 默认
+// 默认(promise)
 captcha.create().then(res=>{
     console.log(res)
 })
 
-// 自定义参数
+// 自定义参数(promise)
 captcha.create(options).then(res=>{
     console.log(res)
 })
+
+// 默认(async/await)
+async function captcha(){
+   const result = await captcha.create()
+}
+
+// 自定义参数(async/await)
+async function captcha(){
+   const result = await captcha.create(options)
+}
 ```
 
 

index.js

@@ -16,6 +16,7 @@ const create = async function (options) {
   const left = randomRangeNum(size, width - size);
   const top = randomRangeNum(size, height - size);
   const border = 1;
+  
   // Generate Jigsaw Image
   const jigsawBaseImage = await sharp(baseImage)
     .extract({ left: 0, top: top, width: size, height: size })

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@itriton/captcha",
-  "version": "0.3.1",
+  "version": "0.3.2",
   "description": "生成滑动验证码拼图图片和背景图片",
   "main": "index.js",
   "scripts": {