containerize c toolchain for filesystem

bin/riscv32-unknown-elf-gcc

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+CONTAINER_IMAGE="localhost/esp-plant-dev-tools:latest"
+CONTAINER_TOOLS_BASEDIR="$(dirname "$(readlink -f "$0")")"
+PLANTCTL_PROJECT_DIR="$(readlink -f "$CONTAINER_TOOLS_BASEDIR/..")"
+
+function _fatal {
+	echo -e "\e[31mERROR\e[0m   $(</dev/stdin)$*" 1>&2
+	exit 1
+}
+
+declare -a PODMAN_ARGS=(
+	"--rm" "-i" "--log-driver=none"
+	"-v" "$PLANTCTL_PROJECT_DIR:$PLANTCTL_PROJECT_DIR:rw"
+	"-v" "$PWD:$PWD:rw"
+	"-w" "$PWD"
+)
+
+[[ -t 1 ]] && PODMAN_ARGS+=("-t")
+
+if ! podman image exists "$CONTAINER_IMAGE"; then
+    #attempt to build container
+    "$CONTAINER_TOOLS_BASEDIR/build-esp-plant-dev-tools.sh" 1>&2 ||
+        _fatal "faild to build local image, cannot continue! … please ensure you have an internet connection"
+fi
+
+podman run "${PODMAN_ARGS[@]}" --entrypoint riscv-none-elf-gcc "$CONTAINER_IMAGE" "$@"