update readme

README.md

@@ -12,11 +12,18 @@ RSS Aggregator
 
 * `nex://[301:23b4:991a:634d::feed]` - [Yggdrasil](https://github.com/yggdrasil-network/yggdrasil-go) instance by YGGverse
 
-## Usage
+## Install
 
-1. `apt install git composer php-fpm php-pdo php-mbstring` - install dependencies
+1. `apt install git composer php-fpm php-pdo php-mbstring` - install system dependencies
-2. `git clone https://github.com/YGGverse/Pulsar.git`
+2. `git clone https://github.com/YGGverse/Pulsar.git` - get latest Pulsar version
 3. `cd Pulsar` - navigate project folder
-4. `composer update` - grab latest dependencies
+4. `composer update` - install application dependencies
 5. `cp config/example.json name.json` - setup your feed
-6. `php src/crawler.php config=name.json` - crawl feeds configured by `name.json` - manually or using crontab
+
+## Launch
+
+* `php src/crawler.php config=name.json` - crawl feeds configured by `name.json` - manually or using crontab
+
+### Arguments
+
+* `config` - relative (to `config` folder) or absolute path to configuration file