build(wasm): libconfig now builds and works in wasm

examples/wasm.cpp

@@ -0,0 +1,19 @@
+#include "fourdst/config/config.h"
+#include <string>
+#include <vector>
+#include <iostream>
+#include <filesystem>
+
+
+int main(int argc, char* argv[]) {
+  fourdst::config::Config& config = fourdst::config::Config::getInstance();
+
+  config.loadConfig("/input.yaml");
+
+  auto men = config.get<std::vector<std::string>>("men", {});
+
+  for (const auto& name : men) {
+    std::cout << "men are " << name << std::endl;
+  }
+
+}