moving standalone mode to alsa rust direct binding crate & moving led_driver to a specific package

tools/run.sh

@@ -1,5 +1,8 @@
 #!/bin/bash
 
+set -e
+set -x
+
 VSCODE_WS="$(pwd)"
 SSH_REMOTE="raspberrypi.local"
 
@@ -12,7 +15,7 @@ TARGET_CWD="/tmp"
 
 cargo build
 
-ssh "${TARGET_USER}@${SSH_REMOTE}" "sudo killall lldb-server ${APP}"
+ssh "${TARGET_USER}@${SSH_REMOTE}" "sudo killall lldb-server ${APP}" || true
 
 if ! rsync -avz "${BUILD_BIN_FILE}" "${TARGET_USER}@${SSH_REMOTE}:${TARGET_BIN_FILE}"; then
     # If rsync doesn't work, it may not be available on target. Fallback to trying SSH copy.
@@ -26,5 +29,5 @@ if [[ "$1" == "--debug" ]]; then
     ssh "${TARGET_USER}@${SSH_REMOTE}" "sh -c 'cd ${TARGET_CWD}; sudo RUST_LOG=debug lldb -o run ${TARGET_BIN_FILE}'"
 else
     echo "Running in release mode"
-    ssh "${TARGET_USER}@${SSH_REMOTE}" "sh -c 'cd ${TARGET_CWD}; sudo RUST_LOG=info ${TARGET_BIN_FILE}'"
+    ssh "${TARGET_USER}@${SSH_REMOTE}" "sh -c 'cd ${TARGET_CWD}; sudo RUST_LOG=${RUST_LOG} ${TARGET_BIN_FILE}'"
 fi