update doc

doc/deploy.md

@@ -0,0 +1,28 @@
+
+# nginx + docker
+自行安装相关环境，省事直接用了宝塔面板
+
+docker-compose.yml
+```
+version: '3.7'
+services: 
+  opencatd:
+    image: mirrors2/opencatd-open
+    container_name: opencatd-open 
+    restart: unless-stopped
+    ports:
+      - 8088:80
+    volumes:
+      - $PWD/db:/app/db
+```
+nginx配置
+```
+location /
+{
+    proxy_pass http://localhost:8088;
+    proxy_set_header Host localhost;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header REMOTE-HOST $remote_addr;
+}
+```