Added

overlays/default.nix

@@ -0,0 +1,10 @@
+let
+  dir = ./.;
+  files = builtins.filter (f: f != "default.nix") (builtins.attrNames (builtins.readDir dir));
+in
+builtins.listToAttrs (
+  map (f: {
+    name = f;
+    value = import "${dir}/${f}";
+  }) files
+)

overlays/tabiew.nix

@@ -0,0 +1,52 @@
+# overlays/tabiew.nix
+self: super:
+let
+  # Try to use rust-bin if available, otherwise fall back to latest from nixpkgs-mozilla
+  rustToolchain =
+    if super ? rust-bin then
+      super.rust-bin.nightly.latest.default
+    else
+      super.latest.rustChannels.nightly.rust;
+
+  rustPlatform = super.makeRustPlatform {
+    cargo = rustToolchain;
+    rustc = rustToolchain;
+  };
+in
+{
+  tabiew = rustPlatform.buildRustPackage rec {
+    pname = "tabiew";
+    version = "0.11.1";
+
+    src = super.fetchFromGitHub {
+      owner = "shshemi";
+      repo = "tabiew";
+      rev = "v${version}";
+      sha256 = "sha256-RvbHXnDaoqMHjA9u9kFs5MB6xeQG/E35PEu+1LIXIBU=";
+    };
+
+    cargoLock = {
+      lockFile = "${src}/Cargo.lock";
+    };
+
+    # Build dependencies needed for openssl-sys
+    nativeBuildInputs = with super; [
+      pkg-config
+      perl
+    ];
+
+    # Runtime dependencies
+    buildInputs = with super; [
+      openssl
+    ];
+
+    # Disable cargo-auditable as it doesn't support edition2024 yet
+    auditable = false;
+
+    meta = with super.lib; {
+      description = "A simple CSV viewer";
+      homepage = "https://github.com/shshemi/tabiew";
+      license = licenses.mit;
+    };
+  };
+}