created installer

Created an installer which can create secure folders, create a background process and downloa the main applications files.

src/ma_installer/download.cpp

@@ -0,0 +1,53 @@
+#pragma warning(disable:4996)
+#ifndef CONNECT_CPP
+#define CONNECT_CPP
+#include "download.h"
+
+size_t write_callback(void* contents, size_t size, size_t nmemb, void* userp) {
+    size_t totalSize = size * nmemb;
+    FILE* file = (FILE*)userp;
+    if (file) {
+        fwrite(contents, 1, totalSize, file);
+    }
+    return totalSize;
+}
+
+
+int download_file_from_srv(const char* url, const char* outputFileName) {
+    //use curl to download a file from a server
+
+    CURL* curl;
+    CURLcode res;
+    FILE* output_file;
+
+    curl = curl_easy_init();
+    if (!curl) {
+        return 7;
+    }
+
+    // Set the URL to download
+    curl_easy_setopt(curl, CURLOPT_URL, url);
+
+    // Create a file to write the downloaded data
+    output_file = fopen(outputFileName, "wb");
+    if (!output_file) {
+        curl_easy_cleanup(curl);
+        return 7;
+    }
+
+    // Set the write callback function
+    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_callback);
+    curl_easy_setopt(curl, CURLOPT_WRITEDATA, output_file);
+
+    // Perform the download
+    res = curl_easy_perform(curl);
+    if (res != CURLE_OK) {
+        return 7;
+    }
+    // Cleanup and close the file
+    curl_easy_cleanup(curl);
+    fclose(output_file);
+
+    return 0;
+}
+#endif