yaml testing (not good) :(

src/ConfigInterface.h

@@ -1,6 +1,8 @@
 
 #pragma once
 
+#include <string>
+
 class ConfigInterface {
 
 public:
@@ -10,4 +12,7 @@ public:
 
 private:
 
+    const std::string configRoot = "config";
+    const std::string filename = "audio.yaml";
+
 };