helix: rework

packages/helix/default.nix

@@ -2,6 +2,8 @@
   symlinkJoin,
   makeWrapper,
   callPackage,
+  fetchzip,
+  rustPlatform,
   alejandra,
   basedpyright,
   bash-language-server,
@@ -21,7 +23,6 @@
   lazygit,
   lib,
   lldb_19,
-  nil,
   nixd,
   ruff,
   rust-analyzer,
@@ -40,6 +41,21 @@
 }: let
   inherit (lib.meta) getExe;
 
+  custom-helix = helix.overrideAttrs (_: rec {
+    version = "25.06.1";
+    src = fetchzip {
+      url = "https://github.com/bloxx12/helix/releases/download/${version}/helix-${version}-source.tar.xz";
+      hash = "sha256-941moaBUF+aGsbFapK1cp5+NFdecSfRCTdnVUtkDQps=";
+      stripRoot = false;
+    };
+
+    doInstallCheck = false;
+    cargoDeps = rustPlatform.fetchCargoVendor {
+      inherit (custom-helix) src;
+      hash = "sha256-w07ZV1tR3lzYz4N+hI9alvFp0AHCcsItPRhVt9Sluo8=";
+    };
+  });
+
   toml = formats.toml {};
 
   helix-languages = callPackage ./languages.nix {inherit lib;};
@@ -116,7 +132,7 @@
   wrapped-helix = symlinkJoin {
     name = "helix-wrapped";
     paths = [
-      helix
+      custom-helix
 
       # Bash
       bash-language-server
@@ -128,8 +144,7 @@
       lldb_19
       # Markdown
       taplo
-      # Nix
-      nil
+
       nixd
       rust-analyzer
       rustfmt