Backport #17482
* Only allow webhook to send requests to allowed hosts (backport #17482)
* use ALLOWED_HOST_LIST=* for default to keep the legacy behavior in 1.15.x
* Add Matrix webhook
Signed-off-by: Till Faelligen <tfaelligen@gmail.com>
* Add template and related translations for Matrix hook
Signed-off-by: Till Faelligen <tfaelligen@gmail.com>
* Add actual webhook routes and form
Signed-off-by: Till Faelligen <tfaelligen@gmail.com>
* Add missing file
Signed-off-by: Till Faelligen <tfaelligen@gmail.com>
* Update modules/webhook/matrix_test.go
* Use stricter regex to replace URLs
Signed-off-by: Till Faelligen <tfaelligen@gmail.com>
* Escape url and text
Signed-off-by: Till Faelligen <tfaelligen@gmail.com>
* Remove unnecessary whitespace
* Fix copy and paste mistake
Co-Authored-By: Tulir Asokan <tulir@maunium.net>
* Fix indention inconsistency
* Use Authorization header instead of url parameter
* Add raw commit information to webhook
Co-authored-by: Lauris BH <lauris@nix.lv>
Co-authored-by: Tulir Asokan <tulir@maunium.net>
