start adding security vulnerabilities (packet class)

client.cpp

@@ -1,8 +1,10 @@
 #include <iostream>
+#include <opencv2/videoio.hpp>
 
 using namespace std;
 
 int main() {
+    cv::VideoCapture cap = cv::VideoCapture(0);
     cout << "Hello World!" << endl;
     return 0;
 }