[nostalgia] Add PaletteEditor

src/nostalgia/studio/lib/project.hpp

@@ -110,8 +110,8 @@ ox::Error Project::writeObj(const ox::String &path, auto *obj) const noexcept {
 	// replace garbage last character with new line
 	typeOut.back().value = '\n';
 	// write to FS
-	static constexpr auto descPath = "/.nostalgia/type_descriptors/";
-	const auto typePath = ox::sfmt("{}{}", descPath, type->typeName);
+	static constexpr auto descPath = "/.nostalgia/type_descriptors";
+	const auto typePath = ox::sfmt("{}/{}", descPath, type->typeName);
 	oxReturnError(mkdir(descPath));
 	oxReturnError(writeBuff(typePath, typeOut));
 	fileUpdated.emit(path);
@@ -136,7 +136,7 @@ ox::Error Project::subscribe(ProjectEvent e, ox::SignalHandler *tgt, Functor &&s
 		case ProjectEvent::FileRecognized:
 		{
 			oxRequire(files, listFiles());
-			for (auto f : files) {
+			for (const auto &f : files) {
 				slot(f);
 			}
 			connect(this, &Project::fileRecognized, tgt, slot);