vaultwarden: add nixos unstable module

hosts/parsons/configuration.nix

@@ -21,6 +21,7 @@
     ../../services/gitlab-runner.nix
     ../../services/unifi.nix
     ../../services/lantifa.nix
+    ../../services/vaultwarden.nix
 
     ./lxc.nix
   ];

modules/default.nix

@@ -5,5 +5,12 @@ in {
   imports = [
     ./nftnat
     ./decklink.nix
+    "${sources.nixpkgs-unstable}/nixos/modules/services/security/vaultwarden"
+  ];
+
+  # disabled since vaultwarden defines a dummy bitwarden_rs option that
+  # shows a deprication warning, which conflicts with this module
+  disabledModules = [
+    "services/security/bitwarden_rs/default.nix"
   ];
 }

pkgs/default.nix

@@ -60,7 +60,7 @@ let
       '';
     };
 
-    inherit (unstable) bottom;
+    inherit (unstable) bottom vaultwarden vaultwarden-vault;
   };
 
 in pkgs.extend(_: _: newpkgs)

services/vaultwarden.nix

@@ -0,0 +1,13 @@
+{ config, lib, pkgs, ... }:
+
+{
+  services.vaultwarden = {
+    enable = true;
+    # TODO!
+    config = {};
+
+    dbBackend = "sqlite";
+
+    backupDir = "/persist/data/vaultwarden";
+  };
+}