Update README.md

build.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+set -euo pipefail
+
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+PROJECT="$(basename "${SCRIPT_DIR}")"
+
+rm -rf "${SCRIPT_DIR}/output" 
+mkdir -p "${SCRIPT_DIR}/output"
+
+# Build dshash utility
+cd "${SCRIPT_DIR}/dshash"
+make clean
+make
+
+# Copy binary to output
+cp "${SCRIPT_DIR}/dshash/dshash" "${SCRIPT_DIR}/output/dshash"
+
+# Make sure it's executable
+chmod +x "${SCRIPT_DIR}/output/dshash"
+
+echo "Build complete: ${SCRIPT_DIR}/output/dshash"