build/nix: Put runtime deps in rpath

src/build/nix/default.nix

@@ -1,20 +1,48 @@
 {
-    rustPlatform
-    , pkg-config
-    , alsa-lib
-    , libcap
+  rustPlatform,
+  pkg-config,
+  alsa-lib,
+  libcap,
+  libxkbcommon,
+  wayland,
+  udev,
+  vulkan-loader,
+  xorg,
+  lib,
 }:
 rustPlatform.buildRustPackage rec {
   src = ../../..;
   pname = "outfly";
-    version = "0.8.0";
+  version = "0.8.1";
   cargoLock = {
     lockFile = "${src}/Cargo.lock";
   };
   nativeBuildInputs = [ pkg-config ];
+
+  buildNoDefaultFeatures = true;
+  buildFeatures = [
+    "x11"
+    "embed_assets"
+  ];
   buildInputs = [
     alsa-lib
     libcap
-            #libgcc
   ];
+  postFixup =
+    let
+      runtimeDeps = [
+        vulkan-loader
+        wayland
+        libxkbcommon
+        xorg.libX11
+        xorg.libXrandr
+        xorg.libXi
+        xorg.libXcursor
+      ];
+      libPath = lib.makeLibraryPath runtimeDeps;
+    in
+    ''
+      patchelf $out/bin/outfly \
+        --add-rpath ${libPath}
+    '';
 }