Merge branch 'main' into 'feature/validateBtn'

# Conflicts:
#   mainwindow.h
#   mainwindow.ui
#   path.cpp

mainwindow.h

@@ -28,6 +28,7 @@ public:
     void addNewPath();
     void addNewStep();
     void exportHTMLMap();
+    void saveFile();
 
 private slots:
     void on_pushButton_clicked();
@@ -36,6 +37,8 @@ private slots:
 
     void on_toolButton_clicked();
 
+    void on_actionSave_triggered();
+
     void on_actionopenFile_triggered();
 
     void on_actionEditCopy_triggered();