Initial badgeros config and scripts

Dockerfile.linux-builder

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+FROM almalinux:8
+
+RUN yum -y update && \
+    yum -y install make ncurses-devel which unzip perl cpio rsync fileutils bc bzip2 gzip sed git python3 file patch wget perl-Thread-Queue perl-Data-Dumper perl-ExtUtils-MakeMaker perl-IPC-Cmd gcc gcc-c++ && \
+    yum clean all
+

build-sdk.sh

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+#!/bin/bash
+set -e
+
+if which podman &> /dev/null; then
+  container=podman
+elif which docker &> /dev/null; then
+  container=docker
+else
+  echo "Podman or docker have to be in \$PATH"
+  exit 1
+fi
+
+function build_linux_sdk() {
+
+  cp config-badgeros .config
+  toolchain_prefix=riscv32-badgeros-linux-gnu
+
+  ${container} build -f Dockerfile.linux-builder -t badgeros-buildroot-builder-linux
+  ${container} run -it --rm -v $(pwd):/tmp/buildroot:z -w /tmp/buildroot -e FORCE_UNSAFE_CONFIGURE=1 --userns=keep-id badgeros-buildroot-builder-linux bash -c "make clean; make syncconfig; make sdk"
+}
+
+build_linux_sdk
+
+echo
+echo "***************************************"
+echo "Build succesful your toolchain is in output/images/${toolchain_prefix}_sdk-buildroot.tar.gz"