Created the config.h

src/api/config.h

@@ -0,0 +1,25 @@
+#ifndef BOT_CONFIG_H
+#define BOT_CONFIG_H
+
+#include <dpp/json.h>
+
+using json = nlohmann::json;
+
+class config {
+public:
+    /**
+     * Reads the config file and returns a json object.
+     * @return  json object
+     */
+    static json read_config();
+
+    /**
+     * Checks if the config file is valid.
+     * @param config  json object
+     * @return       true if valid, false if not
+     */
+    static bool is_valid_config(const json& config);
+};
+
+
+#endif //BOT_CONFIG_H