From 7ca9bb247bc4a105f4499c7d301c797c5f03d181 Mon Sep 17 00:00:00 2001
From: Pin Lin <moneycat711@gmail.com>
Date: Fri, 3 Apr 2020 00:40:56 +0800
Subject: [PATCH] Add usage to README.md

---
 README.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/README.md b/README.md
index be40e5b..28949c0 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,21 @@
 # url-redirector
 
 用來代理常見縮網址服務，避免遭到北科的計網中心中間人攻擊。
+
+## Usage
+
+1. 下載相依套件
+```bash
+npm install
+```
+
+2. 建置
+```bash
+npm run build
+```
+
+3. 啟動
+```bash
+export PORT=3000    # 選擇要使用的 port
+npm run start
+```