added arm64 build-$arch script for summetry

diff --git a/build-arm64.sh b/build-arm64.sh
new file mode 100755 (executable)
index 0000000..567de36
--- /dev/null
+++ b/build-arm64.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+exec env \
+     LINUX=linux-image-6.1.0-25-arm64 \
+     TARGET_ARCH=arm64 \
+     DISTNAME=daedalus \
+     ./build-installer.sh