Add sample configuration to README. (#103)

README.md

@@ -27,6 +27,7 @@ ngx_brotli is a set of two nginx modules:
   - [`brotli_min_length`](#brotli_min_length)
 - [Variables](#variables)
   - [`$brotli_ratio`](#brotli_ratio)
+- [Sample configuration](#sample-configuration)
 - [Contributing](#contributing)
 - [License](#license)
 
@@ -130,6 +131,19 @@ The length is determined only from the `Content-Length` response header field.
 Achieved compression ratio, computed as the ratio between the original
 and compressed response sizes.
 
+## Sample configuration
+
+```
+brotli on;
+brotli_comp_level 6;
+brotli_static on;
+brotli_types application/atom+xml application/javascript application/json application/rss+xml
+             application/vnd.ms-fontobject application/x-font-opentype application/x-font-truetype
+             application/x-font-ttf application/x-javascript application/xhtml+xml application/xml
+             font/eot font/opentype font/otf font/truetype image/svg+xml image/vnd.microsoft.icon
+             image/x-icon image/x-win-bitmap text/css text/javascript text/plain text/xml;
+```
+
 ## Contributing
 
 See [Contributing](CONTRIBUTING.md).