Various minor cleanup

src/libs/subsonic/impl/SubsonicId.cpp

@@ -19,9 +19,6 @@
 
 #include "SubsonicId.hpp"
 
-#include "SubsonicResponse.hpp"
-
-#include "core/ILogger.hpp"
 #include "core/String.hpp"
 
 namespace lms::api::subsonic
@@ -47,11 +44,6 @@ namespace lms::api::subsonic
         return "al-" + id.toString();
     }
 
-    std::string idToString(RootId)
-    {
-        return "root";
-    }
-
     std::string idToString(db::TrackId id)
     {
         return "tr-" + id.toString();
@@ -122,15 +114,6 @@ namespace lms::core::stringUtils
         return std::nullopt;
     }
 
-    template<>
-    std::optional<api::subsonic::RootId> readAs(std::string_view str)
-    {
-        if (str == "root")
-            return api::subsonic::RootId{};
-
-        return std::nullopt;
-    }
-
     template<>
     std::optional<db::TrackId> readAs(std::string_view str)
     {