Fix lintian warnings: add debhelper targets, copyright file, use modern compat method

- Add build-indep and build-arch targets to debian/rules (required by debhelper)
- Create debian/copyright file (was missing)
- Replace deprecated debian/compat with debhelper-compat (= 13) in debian/control

Author: koppi

debian/changelog

@@ -0,0 +1,5 @@
+qgcoder (0.1.0~resolute1) resolute; urgency=medium
+
+  * Automatic build from Github
+
+ -- Jakob Flierl <jakob.flierl@gmail.com>  Sun, 12 Apr 2026 15:34:10 +0200

debian/compat

@@ -2,7 +2,7 @@ Source: qgcoder
 Section: misc
 Priority: optional
 Maintainer: Jakob Flierl <jakob.flierl@gmail.com>
-Build-Depends: debhelper (>= 12~), automake, libtool, qt5-qmake, qtbase5-dev, libqglviewer-dev-qt5, freeglut3-dev, libglew-dev, libqgcodeeditor-qt5-dev
+Build-Depends: debhelper-compat (= 13), automake, libtool, qt5-qmake, qtbase5-dev, libqglviewer-dev-qt5, freeglut3-dev, libglew-dev, libqgcodeeditor-qt5-dev
 Standards-Version: 4.6.0
 Homepage: https://github.com/QGCoder
 Vcs-Git: git://github.com/QGCoder/qgcoder

debian/control

@@ -0,0 +1,26 @@
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/Txtdl01
+Upstream-Name: qgcoder
+Upstream-Contact: Jakob Flierl <jakob.flierl@gmail.com>
+Source: https://github.com/anomalyco/qgcoder
+
+Files: *
+Copyright: Copyright (C) 2024 Jakob Flierl <jakob.flierl@gmail.com>
+License: GPL-2+
+ 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 2 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, write to the Free Software Foundation, Inc.,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ .
+ On a Debian system, a copy of the GNU General Public License version 2
+ is located at `/usr/share/common-licenses/GPL-2'. You should have received a copy
+ of the GNU General Public License along with Debian; see the file LICENSE for
+ details.

debian/copyright

@@ -26,6 +26,10 @@ build-stamp: $(QUILT_STAMPFN)
 
 	touch $@
 
+build-indep: build-stamp
+
+build-arch: build-stamp
+
 clean:
 	dh_testdir
 	dh_testroot