chore: Implement display initialization

shell.nix

@@ -0,0 +1,35 @@
+{
+  pkgs ? import <nixpkgs> { },
+}: pkgs.mkShell {
+  buildInputs = with pkgs; [
+    # Runtime dependencies
+    python3
+    pciutils
+
+    # evdi build dependencies
+    libdrm
+    linuxHeaders
+
+    # raylib build dependencies
+    libGL
+    xorg.libXi
+    xorg.libXcursor
+    xorg.libXrandr
+    xorg.libXinerama
+    waylandpp
+    libxkbcommon
+  ];
+
+  shellHook = ''
+    export LD_LIBRARY_PATH="$PWD/evdi/library:$LD_LIBRARY_PATH"
+    mkdir -p "$PWD/data/config" "$PWD/data/data"
+    export UNREALXR_CONFIG_PATH="$PWD/data/config"
+    export UNREALXR_DATA_PATH="$PWD/data/data"
+
+    if [ ! -d ".venv" ]; then
+      python3 -m venv .venv
+    fi
+
+    source .venv/bin/activate
+  '';
+}