feat: nix build files (#6331)

* Add Nix Buildfiles

* Improved flake

* Update mcef

flake.lock

@@ -0,0 +1,27 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1750400657,
+        "narHash": "sha256-3vkjFnxCOP6vm5Pm13wC/Zy6/VYgei/I/2DWgW4RFeA=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "b2485d56967598da068b5a6946dadda8bfcbcd37",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-25.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,71 @@
+{
+  description = "LiquidBounce development environment";
+
+  inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05"; };
+
+  outputs = { self, nixpkgs }:
+    let
+      system = "x86_64-linux";
+      pkgs = nixpkgs.legacyPackages.${system};
+      jcef_src = pkgs.fetchFromGitHub {
+        owner = "CCBlueX";
+        repo = "java-cef";
+        rev = "94489ce55f5b599c6c8b73189539687ccdf02a91";
+        hash = "sha256-IZbgA1o/g8RgZ6gj3oO1IUjSOR+e8MVBY+/r33HrH14=";
+      };
+      jcef = pkgs.callPackage jcef_src { };
+      libs = with pkgs; [
+        temurin-bin
+        pciutils
+        nodejs_24
+        libpulseaudio
+        libGL
+        glfw
+        openal
+        # stdenv.cc.cc.lib
+        git
+        xorg.libX11
+        xorg.libXcursor
+        flite
+
+        # CEF (chromium) dependencies
+        # libcef
+
+        libgbm
+        glib
+        nss
+        nspr
+        atk
+        at-spi2-atk
+        libdrm
+        expat
+        xorg.libxcb
+        libxkbcommon
+        xorg.libX11
+        xorg.libXcomposite
+        xorg.libXdamage
+        xorg.libXext
+        xorg.libXfixes
+        xorg.libXrandr
+        libgbm
+        gtk3
+        pango
+        cairo
+        alsa-lib
+        dbus
+        at-spi2-core
+        cups
+        xorg.libxshmfence
+      ];
+
+    in {
+      devShells.${system}.default = pkgs.mkShell {
+        packages = libs;
+        buildInputs = libs;
+
+        LD_LIBRARY_PATH = pkgs.lib.makeLibraryPath libs;
+        PROVIDED_JCEF_PATH = "${jcef}";
+      };
+    };
+  nixConfig.bash-prompt-suffix = "[liquidbounce] ";
+}

gradle.properties

@@ -50,7 +50,7 @@ kotlin_version=2.1.10
 # https://maven.fabricmc.net/net/fabricmc/fabric-language-kotlin/
 fabric_kotlin_version=1.13.1+kotlin.2.1.10
 # mcef
-mcef_version=fe8bfa442b
+mcef_version=b93b78823c
 # mc-authlib
 mc_authlib_version=1.4.1
 # Polyglot