Implemented reddit name recognition

src/server.js

@@ -437,6 +437,16 @@ function checkKnownProviders(target) {
             target
         }
     }
+
+    const redditID = target.match(/(((((?:https?:)?\/\/)((?!about\.)[\w-]+?\.)?([rc]edd(?:it\.com|\.it)))(?!\/(?:blog|about|code|advertising|jobs|rules|wiki|contact|buttons|gold|page|help|prefs|user|message|widget)\b)((?:\/r\/[\w-]+\b(?<!\/pcmasterrace))|(?:\/tb))?(\/comments)??(\/\w{2,7}\b(?<!\/46ijrl)(?<!\/wiki))((?:(?!\))\S)*)))/);
+    if (redditID[9]) {
+        const shortcode = `r${redditID[9]}`
+        return {
+            url: `${config.getBaseUrl()}/${shortcode}`,
+            shortcode,
+            target
+        }
+    }
     return null;
 }