[Global]: loading init

deps/json/docs/examples/operator_literal_json.cpp

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+#include <iostream>
+#include <iomanip>
+#include <nlohmann/json.hpp>
+
+using json = nlohmann::json;
+using namespace nlohmann::literals;
+
+int main()
+{
+    json j = R"( {"hello": "world", "answer": 42} )"_json;
+
+    std::cout << std::setw(2) << j << '\n';
+}