diff --git a/build.sh b/build.sh
new file mode 100755
index 00000000..52afa350
--- /dev/null
+++ b/build.sh
@@ -0,0 +1,24 @@
+#!/bin/bash
+
+set -ex
+
+export CGO_ENABLED=1
+export GOARCH=arm64
+export GOOS=linux
+export CC=aarch64-linux-musl-gcc
+export CXX=aarch64-linux-musl-g++
+
+# /usr/local/bin/knot
+go build \
+  --ldflags '-linkmode external -extldflags "-static"' \
+  -o .bin/knot ./cmd/knot
+
+# install script helper
+cat << EOF > .bin/install.sh
+#!/bin/sh
+
+set -ex
+
+install -g root -o root knot /usr/local/bin/knot
+EOF
+chmod +x .bin/install.sh