nix(loki): add nextcloud container module

nix/hosts/loki/configuration.nix

@@ -17,6 +17,8 @@
     ./modules/attic.nix
     ./modules/podman.nix
 
+    ./modules/containers/nextcloud.nix
+
     ../../modules/base.nix
     ../../modules/dnscrypt.nix
     ../../modules/uptime-kuma.nix

nix/hosts/loki/modules/containers/nextcloud.nix

@@ -0,0 +1,40 @@
+{
+  config,
+  pkgs,
+  ...
+}: let
+  ver = "26.0.2";
+  baseDir = "/DATA/services/nextcloud";
+  p = config.sops.placeholder;
+  usr = "nx";
+in {
+  virtualisation.oci-containers.containers."nextcloud" = {
+    autoStart = true;
+    image = "lscr.io/linuxserver/nextcloud:${ver}";
+    volumes = [
+      "${baseDir}/data:/data"
+      "${baseDir}/certs:/config/keys"
+      "${baseDir}/config/config.php:/config/www/nextcloud/config/config.php"
+    ];
+    ports = ["127.0.0.1:8078:443"];
+    environment = {
+      # PUID = "${config.users.users.nx.uid}";
+      # GUID = "${config.users.groups.nx.gid}";
+      TZ = "Europe/Vienna";
+    };
+  };
+  users.users.nx = {
+    group = usr;
+    home = "/etc/" + usr;
+    createHome = false;
+    isSystemUser = true;
+    extraGroups = ["users"];
+    subUidRanges = [
+      {
+        count = 65535;
+        startUid = 65536 * 29;
+      }
+    ];
+  };
+  users.groups.nx = {};
+}