Added proper file reading

src/Helpers.cpp

@@ -1,6 +1,7 @@
 #include "Helpers.hpp"
 #include <fstream>
 #include <sstream>
+#include <string>
 
 // Should add caching here
 std::string Helpers::ReadFile(std::string Path) {
@@ -9,3 +10,13 @@ std::string Helpers::ReadFile(std::string Path) {
   contents << file.rdbuf();
   return contents.str();
 }
+
+std::string Helpers::GenerateResponse(std::string statusCode,
+                                      std::string contentType,
+                                      std::string content) {
+  std::stringstream output;
+  output << "HTTP/1.1 " << statusCode << "\n"
+         << "Content-Type: " << contentType << "\nConnection: close\n\n"
+         << content;
+  return output.str();
+}