Add extracted tools: CitrineOS, OpenOCPP, ShapeShifter

- CitrineOS core extracted (CSMS OCPP 2.0.1)
- OpenOCPP extracted (firmware OCPP 1.6J/2.0.1)
- ShapeShifter library installed (pip install -e)
- ShapeShifter specification extracted
- EVerest extracted

TODO updated with progress

tools/EVerest-main/modules/API/RpcApi/rpc/methods/Api.hpp

@@ -0,0 +1,48 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright chargebyte GmbH and Contributors to EVerest
+#ifndef METHODS_API_HPP
+#define METHODS_API_HPP
+
+#include <optional>
+#include <string>
+
+#include "../../data/DataStore.hpp"
+
+using namespace data;
+
+namespace RPCDataTypes = types::json_rpc_api;
+
+namespace methods {
+
+static const std::string METHOD_API_HELLO = "API.Hello";
+
+/// This class includes all methods of the API namespace.
+/// It contains the data object and the methods to access it.
+class Api {
+public:
+    // Constructor and Destructor
+    Api() = delete;
+    explicit Api(DataStoreCharger& dataobj) : m_dataobj(dataobj), m_authentication_required(false){};
+
+    ~Api() = default;
+
+    // Methods
+    RPCDataTypes::HelloResObj hello();
+    void set_authentication_required(bool required);
+    bool is_authentication_required() const;
+    void set_api_version(const std::string& version);
+    const std::string& get_api_version() const;
+    void set_authenticated(bool authenticated);
+    bool is_authenticated() const;
+
+private:
+    DataStoreCharger& m_dataobj;
+    bool m_authentication_required;
+    // optional
+    std::optional<bool> m_authenticated;
+    std::string m_api_version;
+};
+
+} // namespace methods
+
+#endif // METHODS_API_HPP