Fixed weird bug where config files spointainously appear everywhere (wtf...)

core/src/core.cpp

@@ -305,6 +305,8 @@ int sdrpp_main(int argc, char* argv[]) {
     json bandColors = core::configManager.conf["bandColors"];
     core::configManager.release();
 
+    // Assert that the resource directory is absolute and check existance
+    resDir = std::filesystem::absolute(resDir).string();
     if (!std::filesystem::is_directory(resDir)) {
         spdlog::error("Resource directory doesn't exist! Please make sure that you've configured it correctly in config.json (check readme for details)");
         return 1;