feat(profile): add the child-open-browsers profile.

apparmor.d/groups/children/child-open-browsers

@@ -0,0 +1,29 @@
+# apparmor.d - Full set of apparmor profiles
+# Copyright (C) 2024 Alexandre Pujol <alexandre@pujol.io>
+# SPDX-License-Identifier: GPL-2.0-only
+
+# This profile is designed to be used in a child profile to limit what
+# confined application can invoke via open helper.
+
+# This version of child-open only allow to open browsers.
+
+# Note: This profile does not specify an attachment path because it is
+# intended to be used only via "Px -> child-open-browsers" exec transitions
+# from other profiles.
+
+abi <abi/3.0>,
+
+include <tunables/global>
+
+profile child-open-browsers {
+  include <abstractions/base>
+  include <abstractions/desktop>
+
+  @{open_path} mrix,
+
+  @{bin}/chromium               rPx,
+  @{browsers_path}              rPx,
+
+  include if exists <usr/child-open-browsers.d>
+  include if exists <local/child-open-browsers>
+}