update README

README.md

@@ -17,6 +17,7 @@ gost - GO Simple Tunnel
 * 支持HTTP 2.0 (2.2+)
 * 实验性支持QUIC (2.3+)
 * 支持KCP协议 (2.3+)
+* 透明代理 (2.3+)
 
 二进制文件下载：https://github.com/ginuerzh/gost/releases
 
@@ -55,6 +56,8 @@ protocol: 代理协议类型(http, socks5, shadowsocks), transport: 数据传输
 
 > kcp - 作为KCP代理，kcp://:8388或kcp://aes:123456@:8388
 
+> redirect - 作为透明代理，redirect://:12345
+
 #### 端口转发
 
 适用于-L参数
@@ -238,6 +241,13 @@ gost -L=kcp://:8388?c=/path/to/conf/file
 **注：** 客户端若要开启KCP转发，当且仅当代理链不为空且首个代理节点(第一个-F参数)为kcp类型。
 当KCP转发开启，代理链中的其他代理节点将被忽略。
 
+#### 透明代理
+基于iptables的透明代理。
+
+```bash
+gost -L=redirect://:12345 -F=http2://server_ip:443
+```
+
 加密机制
 ------
 #### HTTP

README_en.md

@@ -15,6 +15,7 @@ Features
 * HTTP 2.0 support (2.2+)
 * Experimental QUIC support (2.3+)
 * KCP protocol support (2.3+)
+* Transparent proxy (2.3+)
 
 Binary file download：https://github.com/ginuerzh/gost/releases
 
@@ -55,6 +56,8 @@ transport: data transmission mode (ws, wss, tls, http2, quic, kcp), may be used
 
 > kcp - standard KCP tunnel，kcp://:8388 or kcp://aes:123456@:8388
 
+> redirect - transparent proxy，redirect://:12345
+
 #### Port forwarding
 
 Effective for the -L parameter
@@ -68,6 +71,26 @@ scheme://[bind_address]:port/[host]:hostport
 
 > host:hostport - target address
 
+#### Configuration file
+
+> -C : specifies the configuration file path
+
+The configuration file is in standard JSON format:
+```json
+{
+    "ServeNodes": [
+        ":8080",
+        "ss://chacha20:12345678@:8338"
+    ],
+    "ChainNodes": [
+        "http://192.168.1.1:8080",
+        "https://10.0.2.1:443"
+    ]
+}
+```
+
+ServeNodes is equivalent to the -L parameter, ChainNodes is equivalent to the -F parameter.
+
 #### Logging
 
 > -logtostderr : log to console
@@ -92,6 +115,19 @@ gost -L=:8080
 gost -L=admin:123456@localhost:8080
 ```
 
+* Multiple sets of authentication information
+```bash
+gost -L=localhost:8080?secrets=secrets.txt
+```
+
+The secrets parameter allows you to set multiple authentication information for HTTP/SOCKS5 proxies, the format is:
+```plain
+# username password
+
+test001 123456
+test002 12345678
+```
+
 * Listen on multiple ports
 ```bash
 gost -L=http2://:443 -L=socks://:1080 -L=ss://aes-128-cfb:123456@:8338
@@ -206,6 +242,13 @@ gost -L=kcp://:8388?c=/path/to/conf/file
 **NOTE:** KCP will be enabled if and only if the proxy chain is not empty and the first proxy node (the first -F parameter) is of type KCP.
 When KCP is enabled, other proxy nodes are ignored.
 
+#### Transparent proxy
+Iptables-based transparent proxy
+
+```bash
+gost -L=redirect://:12345 -F=http2://server_ip:443
+```
+
 Encryption Mechanism
 ------
 #### HTTP