feat(teal): Add tailscale

We set up a headscale server, but we did not yet add a client so it
isn't possible to use it on the tailnet. Let's do that!

Change-Id: I686a6f6d8df2b4a8dd9d47389aacb0bff3abff82
Reviewed-on: https://git.clicks.codes/c/Infra/NixFiles/+/742
Reviewed-by: Samuel Shuert <coded@clicks.codes>
Tested-by: Skyler Grey <minion@clicks.codes>
diff --git a/systems/x86_64-linux/teal/tailscale.sops.json.license b/systems/x86_64-linux/teal/tailscale.sops.json.license
new file mode 100644
index 0000000..bda0f14
--- /dev/null
+++ b/systems/x86_64-linux/teal/tailscale.sops.json.license
@@ -0,0 +1,3 @@
+SPDX-FileCopyrightText: 2024 Clicks Codes
+
+SPDX-License-Identifier: GPL-3.0-only