add licensing file to be more explicit w/ licenses

LICENSING.md

@@ -0,0 +1,22 @@
+# Licensing
+
+License names used in this document are as per [SPDX License
+List](https://spdx.org/licenses/).
+
+The default license for this project is [AGPL-3.0-only](LICENSE).
+
+## MIT
+
+The following files are licensed under MIT:
+
+```
+src/http/Client.zig
+```
+
+The following directories and their subdirectories are licensed under their
+original upstream licenses:
+
+```
+vendor/
+test/tests/
+```

src/http/Client.zig

@@ -1,21 +1,3 @@
-// Copyright (C) 2023-2024  Lightpanda (Selecy SAS)
-//
-// Francis Bouvier <[email protected]>
-// Pierre Tachoire <[email protected]>
-//
-// 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/>.
-
 //! HTTP(S) Client implementation.
 //!
 //! Connections are opened in a thread-safe manner, but individual Requests are not.