finish refactor, add docs and CI

include/nxst/infra/fs/directory.hpp

@@ -28,16 +28,17 @@
 #include <dirent.h>
 #include <errno.h>
 #include <string>
-#include <switch.h>
 #include <vector>
 
+#include <switch.h>
+
 struct DirectoryEntry {
     std::string name;
     bool directory;
 };
 
 class Directory {
-public:
+  public:
     Directory(const std::string& root);
     ~Directory() = default;
 
@@ -47,9 +48,8 @@ public:
     bool good(void);
     size_t size(void);
 
-private:
+  private:
     std::vector<struct DirectoryEntry> mList;
     Result mError;
     bool mGood;
 };
-