Fix systemd service in nixos module

Author: TymanWasTaken

nix/module.nix

@@ -65,7 +65,7 @@ self:
                 Group = "mbwebsite";
                 DynamicUser = "yes";
 
-                ExecStart = "${cfg.package}";
+                ExecStart = "${lib.getExe cfg.package}";
                 Restart = "on-failure";
 
                 EnvironmentFile = [ cfg.environmentFile ];
@@ -80,4 +80,4 @@ self:
             };
         };
     };
-}
+}

nix/package.nix

@@ -105,6 +105,9 @@ stdenvNoCC.mkDerivation (finalAttrs: {
     '';
 
     meta = {
-        # TODO
+        description = "Moulberry's Bush Website";
+        homepage = "https://github.com/NotEnoughUpdates/website";
+        license = lib.licenses.cc0;
+        mainProgram = "website";
     };
-})
+})