added CORS

source/login/loginDb.hpp

@@ -0,0 +1,30 @@
+#ifndef __LOGINDB_H__
+#define __LOGINDB_H__
+
+#include <string>
+#include <vector>
+#include "json.hpp"
+#include "utils.hpp"    
+namespace login
+{
+
+struct User {
+    int id;
+    std::string username;
+    std::vector<char> salt;
+    std::vector<char> password_hash;
+    std::string last_login;
+    std::string created_at;  // SQLite stores DATETIME as TEXT
+};
+
+inline User newUser(const std::string& username){
+    return User {-1, username, {}, {}, utils::currentTime(), utils::currentTime()};
+}
+
+NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(User, id, username, salt, password_hash, last_login, created_at)
+
+int createUser(const std::string& username, const std::string& password);
+std::optional<User> getUser(const std::string& username);
+std::optional<User> getVerifiedUser(const std::string& username, const std::string& password);
+}
+#endif // __LOGINDB_H__