Makefile to install, and License GNU GPLv3

.editorconfig

@@ -1,3 +1,24 @@
+# **************************************************************************
+# * (C)opyright 2026         by Ruben Carlo Benante                        *
+# *                                                                        *
+# * This program is free software; you can redistribute it and/or modify   *
+# *  it under the terms of the GNU General Public License as published by  *
+# *  the Free Software Foundation, either version 3 of the License, or     *
+# *  (at your option) any later version.                                   *
+# *                                                                        *
+# * This program is distributed in the hope that it will be useful,        *
+# *  but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+# *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+# *  GNU General Public License for more details.                          *
+# *                                                                        *
+# * You should have received a copy of the GNU General Public License      *
+# *  along with this program.  If not, see http://www.gnu.org/licenses/.   *
+# *                                                                        *
+# * Contact author at:                                                     *
+# *  Ruben Carlo Benante                                                   *
+# *  rcb@beco.cc                                                           *
+# **************************************************************************
+
 # top-most EditorConfig file
 root = true