feat: custom package derivations — forgejo-mcp, plymouth-theme, try-cli, scripts

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

packages/try-cli.nix

@@ -0,0 +1,42 @@
+# packages/try-cli.nix
+#
+# tobi/try — fuzzy-search experiment directory manager.
+# A single-file Ruby script installed via rubygems upstream;
+# we fetch the source directly and wrap it with ruby on PATH.
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  ruby,
+  makeWrapper,
+}:
+
+stdenv.mkDerivation rec {
+  pname = "try-cli";
+  version = "unstable-2026-04-15";
+
+  src = fetchFromGitHub {
+    owner = "tobi";
+    repo = "try";
+    rev = "08ca3e7abc5e0015c9af38d9a2ff65d4fc3c3950";
+    hash = "sha256-yDPQAI/3M1AFsNxBklM5lq8uQwHPr6ryZJBgC2aXGfQ=";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ ruby ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp try.rb $out/bin/try
+    cp -r lib $out/bin/lib
+    chmod +x $out/bin/try
+    wrapProgram $out/bin/try --prefix PATH : ${ruby}/bin
+  '';
+
+  meta = with lib; {
+    description = "Fresh directories for every vibe — fuzzy experiment manager";
+    homepage = "https://github.com/tobi/try";
+    license = licenses.mit;
+    mainProgram = "try";
+  };
+}