src/demo was removed, src/examples and src/benchmarks were moved to the top level

example/timestamp.cpp

@@ -0,0 +1,23 @@
+#include <iostream>
+#include <chrono>
+#include <thread>
+
+#include "utils/datetime/timestamp.hpp"
+
+int main(void)
+{
+    auto timestamp = Timestamp::now();
+
+    std::cout << timestamp << std::endl;
+    std::cout << Timestamp::now() << std::endl;
+
+    std::this_thread::sleep_for(std::chrono::milliseconds(250));
+
+    std::cout << Timestamp::now().to_iso8601() << std::endl;
+
+    std::cout << std::boolalpha;
+
+    std::cout << (timestamp == Timestamp::now()) << std::endl;
+
+    return 0;
+}