init commit

scripts/virtualisation/update-containers.nix

@@ -0,0 +1,24 @@
+{ pkgs, lib, ... }:
+
+{
+  systemd.timers.update-containers = {
+    timerConfig = {
+      Unit = "update-containers.service";
+      OnCalendar = "Mon 02:30";
+    };
+    wantedBy = [ "timers.target" ];
+  };
+  systemd.services.update-containers = {
+    serviceConfig = {
+      Type = "oneshot";
+      ExecStart = lib.getExe (pkgs.writeShellScriptBin "update-containers" ''
+        images=$(${pkgs.podman}/bin/podman ps -a --format="{{.Image}}" | sort -u)
+
+        for image in $images; do
+          ${pkgs.podman}/bin/podman pull "$image"
+        done
+      '');
+    };
+  };
+}
+