add local build script

.gitignore

@@ -0,0 +1 @@
+build/

build-locally.sh

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+#!/usr/bin/env bash
+
+set -euxo pipefail
+
+# Requirements:
+# 1. https://zmk.dev/docs/development/setup
+# 2. checkout zmk repo to feat/pointers-move-scroll on petejohansson's repo
+
+build_and_copy () {
+    local side=$1
+    west build \
+        -b nice_nano_v2 -- \
+        -DSHIELD=charybdis_$side \
+        -DZMK_CONFIG="/home/erenatas/GitRepos/zmk-config-charybdis-mini-wireless/config"
+
+    cp "./build/zephyr/zmk.uf2" "$CURRENT_DIR/build/charybdis_$side.uf2"
+}
+
+CURRENT_DIR="$(pwd)"
+CONFIG_DIR="$(pwd)/config"
+
+DEFAULTZMKAPPDIR="$HOME/GitRepos/zmk/app"
+ZMK_APP_DIR="${1:-$DEFAULTZMKAPPDIR}"
+
+mkdir -p $CURRENT_DIR/build
+
+pushd $ZMK_APP_DIR
+
+build_and_copy left
+build_and_copy right
+
+popd
+