docs(recipes): update rsync-deploy (#775)

see: #742

Signed-off-by: Antoine Leblanc <[email protected]>

docs/recipes/rsync-deploy.md

@@ -1,6 +1,6 @@
 # Rsync Deploying
 
-This is an easy way publish your site with rsynch to serve the generated static files.
+This is an easy way publish your site with [rsync](https://rsync.samba.org/) to serve the generated static files.
 
 ## Steps
 
@@ -13,46 +13,47 @@ $ npm install --save-dev gulp-rsync
 ```
 
 ### 2. Create a `rsync config` file
-Add a file to project root `rsync.json`.
 
+Add a file to project root `rsync.json`.
 
-```
+```json
 {
-    "hostname": "hostname or ip",
-    "username": "username",
-    "destination": "folder"
+  "hostname": "hostname or ip",
+  "username": "username",
+  "destination": "folder"
 }
 ```
 
-for example
-```
+For example:
+```json
 {
-    "hostname": "example.com",
-    "username": "user1",
-    "destination": "/home/httpd/website"
+  "hostname": "example.com",
+  "username": "user1",
+  "destination": "/home/httpd/website"
 }
 ```
 
-
-
 ### 3. Create a `deploy` task
 
 Add this task to your `gulpfile.js`. It will run `build` task before deploying:
 
 ```js
-gulp.task('deploy', ['build'], () => {
-
-    const rsyncConfig = require('./rsync.json');
-
-    return gulp.src('dist/**')
-        .pipe($.rsync({
-            root: 'dist',
-            hostname: rsyncConfig.hostname,
-            username: rsyncConfig.username,
-            destination: rsyncConfig.destination,
-            progress: true
-        }));
+function rsync() {
+  const rsyncConfig = require('./rsync.json');
+
+  return src('dist/**')
+    .pipe($.rsync({
+      root: 'dist',
+      hostname: rsyncConfig.hostname,
+      username: rsyncConfig.username,
+      destination: rsyncConfig.destination,
+      progress: true
+  }));
 });
+
+const deploy = series(build, rsync);
+
+exports.deploy = deploy;
 ```
 
 ### 4. Deploy
@@ -63,12 +64,10 @@ Run the following command to deploy:
 $ gulp deploy
 ```
 
-###  Tip
+### Tips
 
 It is highly recommended to enable [asset revisioning](asset-revisioning.md).
 
-###  Tip
-
 You can add `rsync.json` file to `.gitignore` to protect your connection data.
 ```
 /rsync.json