vinegar: add module (#6494)

modules/programs/vinegar.nix

@@ -0,0 +1,50 @@
+{ config, lib, pkgs, ... }:
+let toml = pkgs.formats.toml { };
+in {
+  meta.maintainers = with lib.maintainers; [ HeitorAugustoLN ];
+
+  options.programs.vinegar = {
+    enable = lib.mkEnableOption "Vinegar";
+
+    package = lib.mkPackageOption pkgs "vinegar" { };
+
+    settings = lib.mkOption {
+      type = lib.types.attrsOf toml.type;
+      default = { };
+      example = {
+        env.WINEFSYNC = "1";
+
+        studio = {
+          dxvk = false;
+          renderer = "Vulkan";
+
+          fflags.DFIntTaskSchedulerTargetFps = 144;
+
+          env = {
+            DXVK_HUD = "0";
+            MANGOHUD = "1";
+          };
+        };
+      };
+      description = ''
+        Configuration written to {file}`$XDG_CONFIG_HOME/vinegar/config.toml`.
+
+        See <https://vinegarhq.org/Configuration/> for more information.
+      '';
+    };
+  };
+
+  config = let cfg = config.programs.vinegar;
+  in lib.mkIf cfg.enable {
+    assertions = [
+      (lib.hm.assertions.assertPlatform "programs.vinegar" pkgs
+        lib.platforms.linux)
+    ];
+
+    home.packages = [ cfg.package ];
+
+    xdg.configFile."vinegar/config.toml" = lib.mkIf (cfg.settings != { }) {
+      source = toml.generate "vinegar-config.toml" cfg.settings;
+    };
+  };
+}