Add license (GNU GPLv3+)

1 files changed, 18 insertions, 0 deletions

diff --git a/src/sidebar.ts b/src/sidebar.ts
index 0d4df40..79c2a8d 100644
--- a/src/sidebar.ts
+++ b/src/sidebar.ts
@@ -1,3 +1,21 @@
+// Copyright (c) 2019  Teddy Wing
+//
+// This file is part of Muttagen.
+//
+// Muttagen 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.
+//
+// Muttagen 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 Muttagen. If not, see <https://www.gnu.org/licenses/>.
+
+
 import { SIDEBAR } from './gmail_selectors';
 import key_codes from './key_codes';
 import multi_key_command from './multi_key_command';