Add using example and implementation example

composer.json

@@ -13,5 +13,12 @@
 
   "require": {
     "fguillot/json-rpc": "@stable"
+  },
+
+  "autoload": {
+    "psr-4": {
+      "Etersoft\\Typos\\": "src/",
+      "My\\": "example/"
+    }
   }
 }

example/MyClientInterface.php

+<?php
+namespace My;
+
+use Etersoft\Typos\TyposArticle;
+use Etersoft\Typos\TyposClientInterface;
+
+/**
+ * Client interface example implementation
+ */
+class MyClientInterface extends TyposClientInterface {
+
+    /**
+     * Should return an article text for a provided article link.
+     *
+     * @param string $link A link to a article. User should define an article id.
+     *
+     * @return \Etersoft\Typos\TyposArticle
+     */
+    protected function getArticleFromLink(string $link)
+    {
+        return new TyposArticle(0, "");
+    }
+
+    /**
+     * Should persist a provided article in database.
+     *
+     * @param \Etersoft\Typos\TyposArticle $article Article
+     * @return void
+     */
+    protected function saveArticle(TyposArticle $article)
+    {
+    }
+}
\ No newline at end of file

example/correctTypo.php

+<?php
+/**
+ * Example script of using etersoft/typos_client package
+ */
+
+require __DIR__ . '/../vendor/autoload.php';
+
+use My\MyClientInterface;
+
+$interface = new MyClientInterface();
+
+$client = new \Etersoft\Typos\TyposClient($interface);
+
+echo $client->run();
\ No newline at end of file

src/TyposClient.php

@@ -8,7 +8,7 @@
 namespace Etersoft\Typos;
 
 // Enable autoloading
-require __DIR__ . '../vendor/autoload.php';
+require __DIR__ . '/../vendor/autoload.php';
 
 use JsonRPC\Server;