diff --git a/scripts/build.sh b/scripts/build.sh
new file mode 100755
index 0000000..7a2cb5e
--- /dev/null
+++ b/scripts/build.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+CFG="/home/deividas/github.com/deividaspetraitis/zmk-config/config"
+
+west build -p -d build/right -b nice_nano_v2 -- -DSHIELD=think_corne_right -DZMK_CONFIG="$CFG"
+west build -p -d build/left  -b nice_nano_v2 -- -DSHIELD=think_corne_left -DZMK_CONFIG="$CFG"
+west build -p -d build/reset  -b nice_nano_v2 -- -DSHIELD=settings_reset -DZMK_CONFIG="$CFG"
diff --git a/scripts/flash.sh b/scripts/flash.sh
new file mode 100755
index 0000000..75f2b74
--- /dev/null
+++ b/scripts/flash.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+# Check if the script is run as root
+if [[ $UID != 0 ]]; then
+    echo "Please run this script with sudo:"
+    echo "sudo $0 $*"
+    exit 1
+fi
+
+# Give some time to the user to mount the device.
+sleep 5
+
+# Right
+sudo mount /dev/disk/by-id/usb-Adafruit_nRF_UF2_97A391CF144F945C-0:0 /media/usb
+sudo cp build/right/zephyr/zmk.uf2 /media/usb/
+
+# Left
+# sudo mount /dev/disk/by-id/usb-Adafruit_nRF_UF2_38F4230B63B3DA6E-0:0 /media/usb # old
+# sudo cp build/left/zephyr/zmk.uf2 /media/usb/
+
+# sudo cp build/reset/zephyr/zmk.uf2 /media/usb
+# sudo cp ~/Downloads/zmk_clear.uf2 /media/usb
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..9129868
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,159 @@
+# Basic configuration for Zephyr development.
+{ pkgs ? import (fetchTarball "https://github.com/NixOS/nixpkgs/archive/refs/tags/23.05.tar.gz") { } }:
+let
+  pp = pkgs.python3.pkgs;
+  imgtool = pp.buildPythonPackage rec {
+    version = "1.10.0";
+    pname = "imgtool";
+
+    src = pp.fetchPypi {
+      inherit pname version;
+      sha256 = "sha256-A7NOdZNKw9lufEK2vK8Rzq9PRT98bybBfXJr0YMQS0A=";
+    };
+
+    propagatedBuildInputs = with pp; [
+      cbor2
+      click
+      intelhex
+      cryptography
+    ];
+    doCheck = false;
+    pythonImportsCheck = [
+      "imgtool"
+    ];
+  };
+
+  python-packages = pkgs.python3.withPackages (p: with p; [
+    pip
+    autopep8
+    pyelftools
+    pyyaml
+    pykwalify
+    canopen
+    packaging
+    progress
+    psutil
+    anytree
+    intelhex
+    west
+    imgtool
+
+    cryptography
+    intelhex
+    click
+    cbor2
+
+    # For mcuboot CI
+    toml
+
+    # For twister
+    tabulate
+    ply
+
+    # For TFM
+    pyasn1
+    graphviz
+    jinja2
+
+    requests
+    beautifulsoup4
+
+    # These are here because pip stupidly keeps trying to install
+    # these in /nix/store.
+    wcwidth
+    sortedcontainers
+  ]);
+
+  # Build the Zephyr SDK as a nix package.
+  new-zephyr-sdk-pkg =
+    { stdenv
+    , fetchurl
+    , which
+    , python38
+    , wget
+    , file
+    , cmake
+    , libusb
+    , autoPatchelfHook
+    }:
+    let
+      version = "0.16.4";
+      arch = "arm";
+      # https://github.com/zephyrproject-rtos/sdk-ng/releases/download/v0.16.4/zephyr-sdk-0.16.4_linux-x86_64_minimal.tar.xz
+      # https://github.com/zephyrproject-rtos/sdk-ng/releases/download/v0.16.4/zephyr-sdk-0.16.4_linux-x86_64_minimal.tar.gz
+      sdk = fetchurl {
+        url = "https://github.com/zephyrproject-rtos/sdk-ng/releases/download/v${version}/zephyr-sdk-${version}_linux-x86_64_minimal.tar.xz";
+        hash = "sha256-PLnZfwj+ddUq/d09SOdJVaQhtkIUzL30nFrQ4NdTCy0=";
+      };
+      armToolchain = fetchurl {
+        url = "https://github.com/zephyrproject-rtos/sdk-ng/releases/download/v${version}/toolchain_linux-x86_64_arm-zephyr-eabi.tar.xz";
+        hash = "sha256-IGHlhTTFf5jxsFtVfZpdDhhzrDizEIQVYtNg+XFflvs=";
+      };
+      x86_64Toolchain = fetchurl {
+        url = "https://github.com/zephyrproject-rtos/sdk-ng/releases/download/v${version}/toolchain_linux-x86_64_x86_64-zephyr-elf.tar.xz";
+        hash = "sha256-+x/1/m7aUGTX2+wuozqnmXgdZBTjwTSAmo7fgSAk5xk=";
+      };
+    in
+    stdenv.mkDerivation {
+      name = "zephyr-sdk";
+      inherit version;
+      srcs = [ sdk armToolchain x86_64Toolchain ];
+      srcRoot = ".";
+      nativeBuildInputs = [
+        which
+        wget
+        file
+        python38
+        autoPatchelfHook
+        cmake
+        libusb
+      ];
+      phases = [ "installPhase" "fixupPhase" ];
+      installPhase = ''
+        runHook preInstall
+        echo out=$out
+        mkdir -p $out
+        set $srcs
+        tar -xf $1 -C $out --strip-components=1
+        tar -xf $2 -C $out
+        tar -xf $3 -C $out
+        (cd $out; bash ./setup.sh -h)
+        rm $out/zephyr-sdk-x86_64-hosttools-standalone-0.9.sh
+        runHook postInstall
+      '';
+    };
+  zephyr-sdk = pkgs.callPackage new-zephyr-sdk-pkg { };
+
+  packages = with pkgs; [
+    # Tools for building the languages we are using
+    llvmPackages_16.clang-unwrapped # Newer than base clang, includes clang-format options Zephyr uses
+    gcc_multi
+    glibc_multi
+
+    # Dependencies of the Zephyr build system.
+    (python-packages)
+    cmake
+    ninja
+    gperf
+    python3
+    ccache
+    dtc
+    gmp.dev
+
+    zephyr-sdk
+  ];
+in
+pkgs.mkShell {
+  nativeBuildInputs = [ packages ];
+
+  # For Zephyr work, we need to initialize some environment variables,
+  # and then invoke the zephyr setup script.
+  shellHook = ''
+    export ZEPHYR_SDK_INSTALL_DIR=${zephyr-sdk}
+    export PATH=$PATH:${zephyr-sdk}/arm-zephyr-eabi/bin
+    unset CFLAGS
+    unset LDFLAGS
+    python3 -m venv ./venv/.venv
+    source ./zephyr/zephyr-env.sh
+  '';
+}