feat(flake): clean up & simplify config

- remove unused wrappers
- improve packages & overlays setup
- simplify createSystem

pkgs/default.nix

@@ -0,0 +1,5 @@
+{ pkgs, ... }:
+
+{
+  deconz = pkgs.callPackage ./deconz { };
+}

pkgs/generic-bin-wrapper/default.nix

@@ -1,32 +0,0 @@
-{ stdenv, callPackage }:
-
-{ package # pkg must contain $out/bin with executables within.
-, binPath ?
-  "bin/${package.meta.mainProgram or package.pname}" # path to look for binary
-, wrapper # wrapper must contain @EXECUTABLE@ as a placeholder for the binary to run.
-}:
-
-# pass through all arguments to wrapped package to allow overriding
-# arguments in wrapped package
-callPackage (args:
-  stdenv.mkDerivation {
-    name = "${package.name}-wrapped";
-    inherit (package) version;
-    src = package.override args;
-    dontUnpack = true;
-
-    # inherit passthru
-    inherit (package) passthru;
-
-    installPhase = ''
-      local executable=$out/${binPath}
-      install -D ${wrapper} "$executable"
-      substituteInPlace "$executable" --subst-var-by EXECUTABLE "$f"
-
-      # Symlink the share directory so that .desktop files and such continue to work.
-      if [[ -d $src/share ]]
-      then
-        ln -s $src/share $out/share
-      fi
-    '';
-  }) { }

pkgs/mullvad-exclude-wrapper/default.nix

@@ -1,7 +0,0 @@
-{ writeShellScript, genericBinWrapper, mullvad-vpn }:
-args:
-let
-  wrapper = writeShellScript "mullvad-exclude" ''
-    ${mullvad-vpn}/bin/mullvad-exclude "@EXECUTABLE@" "$@"
-  '';
-in genericBinWrapper (args // { inherit wrapper; })

pkgs/vim-plugins/default.nix

@@ -0,0 +1,6 @@
+{ inputs, pkgs, ... }:
+
+{
+  nvim-kitty-navigator =
+    pkgs.callPackage ./nvim-kitty-navigator { inherit inputs; };
+}

pkgs/vim-plugins/nvim-kitty-navigator/default.nix

@@ -0,0 +1,8 @@
+{ inputs, pkgs, ... }:
+
+pkgs.vimUtils.buildVimPluginFrom2Nix {
+  pname = "nvim-kitty-navigator";
+  version = inputs.nvim-kitty-navigator.rev;
+  versionSuffix = "-git";
+  src = inputs.nvim-kitty-navigator;
+}