refactoring

Co-authored-by: n.fedorov <mail@nfedorov.dev>
Co-committed-by: n.fedorov <mail@nfedorov.dev>

include/nxst/domain/account.hpp

@@ -0,0 +1,36 @@
+// Copyright (C) 2024-2026 NXST contributors
+#pragma once
+#include <string>
+#include <vector>
+
+#include <switch.h>
+
+// Hash and comparison support for AccountUid as map/unordered_map key.
+namespace std {
+    template <> struct hash<AccountUid> {
+        size_t operator()(const AccountUid& a) const noexcept {
+            return (hash<u64>()(a.uid[0]) ^ (hash<u64>()(a.uid[1]) << 1)) >> 1;
+        }
+    };
+}  // namespace std
+
+inline bool operator==(const AccountUid& x, const AccountUid& y) {
+    return x.uid[0] == y.uid[0] && x.uid[1] == y.uid[1];
+}
+
+inline bool operator<(const AccountUid& x, const AccountUid& y) {
+    return x.uid[0] != y.uid[0] ? x.uid[0] < y.uid[0] : x.uid[1] < y.uid[1];
+}
+
+struct User {
+    AccountUid id;
+    std::string name;
+};
+
+namespace account {
+    Result init();
+    void exit();
+    std::vector<AccountUid> ids();
+    std::string username(AccountUid id);
+    std::string iconPath(AccountUid id);
+}  // namespace account