feat: created node base class

src/core/node.cpp

@@ -0,0 +1,4 @@
+#include "node.hpp"
+
+namespace ce {
+}

src/core/node.hpp

@@ -0,0 +1,26 @@
+#ifndef CANVAS_NODE_HPP
+#define CANVAS_NODE_HPP
+
+#include <memory>
+#include <map>
+#include <string>
+
+namespace ce {
+class Node {
+private:
+    std::string name{};
+    std::map<std::string, std::unique_ptr<Node>> nodes{};
+public:
+    Node() = default;
+    virtual ~Node() = default;
+    virtual void on_added(Node *parent) = 0;
+    virtual void on_tick(double delta_time) = 0;
+    virtual void on_removed(Node *former_parent) = 0;
+
+    void add_child(Node *child);
+    void remove_child(Node *child);
+    Node *get_child(char const *find_name);
+};
+}
+
+#endif // !CANVAS_NODE_HPP