feat.新增了截图和点击的外部接口（C层接口）

src/MeoAssistant/Assistant.cpp

@@ -463,6 +463,17 @@ void asst::Assistant::set_penguin_id(const std::string& id)
     else {
         opt.penguin_report.extra_param = "-H \"authorization: PenguinID " + id + "\"";
     }
+}
+
+std::vector<uchar> asst::Assistant::get_image() const
+{
+    return Ctrler.get_image_encode();
+}
+
+bool asst::Assistant::ctrler_click(int x, int y, bool block)
+{
+    Ctrler.click_without_scale(Point(x, y), block);
+    return true;
 }
 
 bool asst::Assistant::start(bool block)