Attempting to migrate off digga...

overlays/default.nix

@@ -0,0 +1,15 @@
+# This file defines overlays
+{
+  # This one brings our custom packages from the 'pkgs' directory
+  additions = final: _prev: import ../pkgs { pkgs = final; };
+
+  # This one contains whatever you want to overlay
+  # You can change versions, add patches, set compilation flags, anything really.
+  # https://nixos.wiki/wiki/Overlays
+  modifications = final: prev: {
+    plymouth-themes = prev.callPackage ./plymouth.nix { };
+    # example = prev.example.overrideAttrs (oldAttrs: rec {
+    # ...
+    # });
+  };
+}

overlays/overrides.nix

@@ -1,30 +0,0 @@
-channels: final: prev: {
-
-  __dontExport = true; # overrides clutter up actual creations
-
-  inherit (channels.latest)
-    cachix
-    dhall
-    discord
-    element-desktop
-    rage
-    nixpkgs-fmt
-    qutebrowser
-    nheko
-    signal-desktop
-    tootle
-    sublime-music
-    starship;
-
-  haskellPackages = prev.haskellPackages.override
-    (old: {
-      overrides = prev.lib.composeExtensions (old.overrides or (_: _: { })) (hfinal: hprev:
-        let version = prev.lib.replaceChars [ "." ] [ "" ] prev.ghc.version;
-        in
-        {
-          # same for haskell packages, matching ghc versions
-          inherit (channels.latest.haskell.packages."ghc${version}")
-            haskell-language-server;
-        });
-    });
-}

overlays/various-flake-fixes.nix

@@ -1,11 +0,0 @@
-final: prev: {
-  # Since: https://github.com/NixOS/nixpkgs/pull/126137
-  nix-direnv =
-    if builtins.hasAttr "enableFlakes" prev.nix-direnv.override.__functionArgs
-    then
-      prev.nix-direnv.override
-        {
-          enableFlakes = true;
-        }
-    else prev.nix-direnv;
-}