clanServices: Move localsend test to appropriate location

Move the localsend clanService test to the localsend clan service.

clanServices/localsend/flake-module.nix

@@ -1,6 +1,18 @@
-{ lib, ... }:
+{ lib, self, ... }:
 {
   clan.modules = {
     localsend = lib.modules.importApply ./default.nix { };
   };
+
+  perSystem =
+    { pkgs, ... }:
+    {
+      checks = lib.optionalAttrs (pkgs.stdenv.isLinux) {
+        localsend = import ./tests/vm/default.nix {
+          inherit pkgs;
+          clan-core = self;
+          nixosLib = import (self.inputs.nixpkgs + "/nixos/lib") { };
+        };
+      };
+    };
 }

clanServices/localsend/tests/vm/default.nix

@@ -0,0 +1,51 @@
+{
+  pkgs,
+  nixosLib,
+  clan-core,
+  ...
+}:
+
+nixosLib.runTest (
+  { ... }:
+  {
+    imports = [
+      clan-core.modules.nixosVmTest.clanTest
+    ];
+
+    hostPkgs = pkgs;
+
+    name = "localsend";
+
+    clan = {
+      directory = ./.;
+      modules."@clan/localsend" = ../../default.nix;
+      inventory = {
+        machines.server = { };
+
+        instances = {
+          localsend-test = {
+            module.name = "@clan/localsend";
+            roles.default.machines."server".settings = {
+              displayName = "Test Instance";
+              ipv4Addr = "192.168.56.2/24";
+            };
+          };
+        };
+      };
+    };
+
+    nodes = {
+      server = { };
+    };
+
+    testScript = ''
+      start_all()
+
+      # Check that the localsend wrapper script is available
+      server.succeed("command -v localsend")
+
+      # Verify the 09-zerotier network is configured with the specified IP address
+      server.succeed("grep -q 'Address=192.168.56.2/24' /etc/systemd/network/09-zerotier.network")
+    '';
+  }
+)

clanServices/localsend/tests/vm/sops/users/admin/key.json

@@ -0,0 +1,4 @@
+{
+  "publickey": "age1qm0p4vf9jvcnn43s6l4prk8zn6cx0ep9gzvevxecv729xz540v8qa742eg",
+  "type": "age"
+}