Add woodpecker host running a woodpecker-server and -agent for CI

config/hosts/woodpecker/woodpecker-agent/podman.nix

@@ -0,0 +1,13 @@
+# Sources for this configuration:
+# - https://woodpecker-ci.org/docs/administration/deployment/nixos
+# - https://woodpecker-ci.org/docs/administration/backends/docker
+# - https://nixos.wiki/wiki/Podman
+
+{ config, pkgs, ... }:
+
+{
+  virtualisation.podman = {
+    enable = true;
+    defaultNetwork.settings.dns_enabled = true;
+  };
+}