Add tpl sample file and correct the README

Signed-off-by: Faicker Mo <faicker.mo@gmail.com>

.gitignore

@@ -3,3 +3,5 @@
 .wg0.conf
 users/
 wg.def
+client.conf.tpl
+server.conf.tpl

README.md

@@ -11,6 +11,10 @@ The wireguard default config directory is /etc/wireguard.
 
 The script config file is wg.def, create and edit it according to wg.def.sample.
 
+Copy client.conf.tpl.sample to client.conf.tpl and copy server.conf.tpl.sample to server.conf.tpl.
+
+ Edit tpl if you want to change some config.
+
 You can generate the public key and private key with command `wg genkey | tee prikey | wg pubkey > pubkey`.
 
 ### usage
@@ -32,13 +36,13 @@ Running as root.
 This will generate a client conf and qrcode in users directory which name is alice
 and add alice to the wg server config.
 
-client will route all traffic to server.
+This will disable default route change. Route traffic Manually.
 
 ```bash
 ./user.sh -a alice -r
 ```
 
-This will disable default route change. Route traffic Manually.
+client will route all traffic to server.
 
 #### delete a user
 
@@ -52,3 +56,5 @@ This will delete the alice directory and delete alice from the wg server config.
 ```bash
 ./user.sh -c
 ```
+
+Delete all users before clear.