chore: update docs

Author: eden

README.md

@@ -1,16 +1,22 @@
-# cert-helper
+# Cert Helper
 
 Install and trust certificates automatically. Very useful in the use of agent software scenarios.
 
 ## Usage
 
+### Install
+
+```sh
+npm i cert-helper
+```
+
 ### install certificate
 
 Install certification as root certificate
 
 ```js
-const { certInstaller } = require("cert-helper");
-certInstaller(path.resolve("./certs/root.crt"), err => {
+const { certInstaller } = require('cert-helper');
+certInstaller(path.resolve('./certs/root.crt'), (err) => {
   if (err) {
     //install error
   } else {
@@ -24,18 +30,18 @@ certInstaller(path.resolve("./certs/root.crt"), err => {
 Check certificate is installed
 
 ```js
-const { certVerify } = require("cert-helper");
+const { certVerify } = require('cert-helper');
 certVerify(
   {
-    certDir: path.resolve("./certs/root.crt"),
-    certName: "certificate name"
+    certDir: path.resolve('./certs/root.crt'),
+    certName: 'certificate name',
   },
 
-  err => {
+  (err) => {
     if (err) {
-      console.info("Check cert failed!");
+      console.info('Check cert failed!');
     } else {
-      console.info("Check cert success!");
+      console.info('Check cert success!');
     }
   }
 );

package.json

@@ -5,8 +5,8 @@
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "lint:style": "stylelint --fix src/**/*.{less,scss,css}",
-    "lint:js": "eslint --fix src --ext .js,.jsx"
+    "lint:style": "stylelint --fix lib/**/*.{less,scss,css}",
+    "lint:js": "eslint --fix lib --ext .js,.jsx"
   },
   "repository": {
     "type": "git",