update build.interface.php

public_html/deployment/classes/build.interface.php

@@ -4,20 +4,21 @@
  * 
  * @author hahn
  */
-interface iBuildplugin {
-    
+interface iBuildplugin
+{
+
     /**
-     * get an array of commands to check requirements 
+     * Get an array of commands to check requirements 
      * if the plugin is able to work
      * @return array
      */
-    public function checkRequirements();
+    public function checkRequirements(): array;
 
     /**
-     * get an array with shell commands to execute
+     * Get an array with shell commands to execute
      * @return array
      */
-    public function getBuildCommands();
-    
+    public function getBuildCommands(): array;
+
 }