fix readme

README.md

-#### Install
+# Courier
+
+更美私信服务
+
+## 本地部署
+
+1. 环境准备
 
 ```sh
-# ready file: /etc/gm-config/storage/static.dir/helios.dir/static_route_table.json
+# ready file: /etc/gm-config
 mkdir -p /data/log/courier/app
-# hosts文件或者添加courier/settings.py的同级文件settings_local.py覆盖DATABASE和CACHES
-vim /etc/hosts
-    xxxx mysql-server
-    xxxx redis-server
+
+# 创建 courier/settings_local.py, 准备 DATABASES / CACHES / REDIS 配置信息
+
+# 创建虚拟环境，安装依赖
 pip install -r requirements.txt
-``` 
+```
 
-#### Run
+2. 启动项目
+
+**python manage.py runserver**
 
-##### python manage.py runserver
 ```sh
 GM_RPCD_MODE=deploy GM_RPCD_DEPLOY_CONF_PATH=`pwd`/deploy.conf python manage.py runserver
 ```
 
-##### gunicorn
+**gunicorn**
+
 ```sh
-GM_RPCD_MODE=deploy GM_RPCD_DEPLOY_CONF_PATH=`pwd`/deploy.conf gunicorn courier.wsgi:application -c deploy/gunicorn.py
+GM_RPCD_MODE=deploy GM_RPCD_DEPLOY_CONF_PATH=`pwd`/deploy.conf gunicorn courier.wsgi:application -c deploy/
 ```
 
+## PaaS 部署
+
+1. 环境准备
+
+- paas-conf 项目配置 `settings_local.py` 文件准备
+- configs 项目 配置文件准备
+- 静态路由表增加新的服务路由: courier
+
+2. 线上 Sentry 项目开通
+
+3. 容器启动方式见 `Dockerfile`