chore: update flake.lock

common/overlays/spotifywm.nix

@@ -0,0 +1,23 @@
+final: prev: {
+  spotifywm = prev.spotifywm.overrideAttrs (oldAttrs: rec {
+
+
+    installPhase = ''
+      runHook preInstall
+
+      mkdir -p $out/{bin,lib,share}
+      install -Dm644 spotifywm.so $out/lib/
+      ln -sf ${prev.spotify}/bin/spotify $out/bin/spotify
+      ln -sf ${prev.spotify}/share/applications/ $out/share/applications
+      ln -sf ${prev.spotify}/share/icons $out/share/icons
+
+      # wrap spotify to use spotifywm.so
+      wrapProgram $out/bin/spotify --set LD_PRELOAD "$out/lib/spotifywm.so"
+      # backwards compatibility for people who are using the "spotifywm" binary
+      ln -sf $out/bin/spotify $out/bin/spotifywm
+
+      runHook postInstall
+    '';
+  });
+}
+