Make Debian package

debian/copyright

@@ -0,0 +1,29 @@
+
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Upstream-Name: shirenn
+Upstream-Contact: shirenn <shirenn@crans.org>
+Source: https://gitlab.crans.org/pa/attestation
+
+Files: *
+Copyright: 2020 Shirenn <shirenn@crans.org>
+License: GPL-3+
+ 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 package; if not, write to the Free
+ Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ Boston, MA  02110-1301 USA
+ .
+ On Debian systems, the full text of the GNU General Public
+ License version 3 can be found in the file
+ `/usr/share/common-licenses/GPL-3'.