Reimplement notice file generation for third-party licenses through Rust, now with CEF credits (#3808)

.nix/pkgs/graphite-raster-nodes-shaders.nix

@@ -0,0 +1,28 @@
+{ info, deps, ... }:
+
+(deps.crane.lib.overrideToolchain (_: deps.rustGPU.toolchain)).buildPackage {
+  pname = "raster-nodes-shaders";
+  inherit (info) version src;
+
+  cargoVendorDir = deps.crane.lib.vendorMultipleCargoDeps {
+    inherit (deps.crane.lib.findCargoFiles (deps.crane.lib.cleanCargoSource info.src)) cargoConfigs;
+    cargoLockList = [
+      "${info.src}/Cargo.lock"
+      "${deps.rustGPU.toolchain.availableComponents.rust-src}/lib/rustlib/src/rust/library/Cargo.lock"
+    ];
+  };
+
+  strictDeps = true;
+
+  env = deps.rustGPU.env;
+
+  buildPhase = ''
+    cargo build -r -p raster-nodes-shaders
+  '';
+
+  installPhase = ''
+    cp target/spirv-builder/spirv-unknown-naga-wgsl/release/deps/raster_nodes_shaders_entrypoint.wgsl $out
+  '';
+
+  doCheck = false;
+}