add hpsdrconnector docker build

docker/scripts/install-dependencies-hpsdr.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+set -euxo pipefail
+export MAKEFLAGS="-j4"
+
+BUILD_PACKAGES="git wget"
+
+apt-get update
+apt-get -y install --no-install-recommends $BUILD_PACKAGES
+
+pushd /tmp
+
+ARCH=$(uname -m)
+GOVERSION=1.15.5
+
+case ${ARCH} in
+  x86_64)
+    PACKAGE=go${GOVERSION}.linux-amd64.tar.gz
+    ;;
+  armv*)
+    PACKAGE=go${GOVERSION}.linux-armv6l.tar.gz
+    ;;
+  aarch64)
+    PACKAGE=go${GOVERSION}.linux-arm64.tar.gz
+    ;;
+esac
+
+wget https://golang.org/dl/${PACKAGE}
+tar xfz $PACKAGE
+
+git clone https://github.com/jancona/hpsdrconnector.git
+pushd hpsdrconnector
+git checkout v0.4.2
+/tmp/go/bin/go build
+install -m 0755 hpsdrconnector /usr/local/bin
+
+popd
+
+rm -rf hpsdrconnector
+rm -rf go
+rm $PACKAGE
+
+popd
+
+apt-get -y purge --autoremove $BUILD_PACKAGES
+apt-get clean
+rm -rf /var/lib/apt/lists/*