build: Add buildroot packaging for static build

buildroot/build-static.sh

@@ -0,0 +1,13 @@
+#!/bin/bash -e
+if [ $# -ne 1 ]; then
+	echo "Usage: $0 <BUILDROOT_PATH>"
+	exit 1
+fi
+BUILDROOT_DIR=$1
+BR2_DEFCONFIG=$(realpath readymedia_defconfig)
+export BR2_EXTERNAL=$(realpath .)
+cd $BUILDROOT_DIR
+make O=output-readymedia defconfig BR2_DEFCONFIG=${BR2_DEFCONFIG}
+make O=output-readymedia
+echo -e "\n\nStatic binary built in $(realpath output/target/usr/sbin/minidlnad)"
+ls -lh $(realpath output/target/usr/sbin/minidlnad)