Added License

Signed-off-by: Pin <wf6DJd8a3xSSCZbn@protonmail.com>

db/dbinit/dbinit.psql

@@ -1,3 +1,21 @@
+--
+--    Simple API the serves pictures of dogs
+--    Copyright (C) 2021  Pin
+--
+--    This program is free software: you can redistribute it and/or modify
+--    it under the terms of the GNU Affero 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 Affero General Public License for more details.
+--
+--    You should have received a copy of the GNU Affero General Public License
+--    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+--
+
 create table breed_manifest if not exists (
 breed_id bigserial primary key,
 breed text NOT NULL UNIQUE,