feat: 自启动与自恢复机制

scripts/boot/install-systemd.sh

@@ -30,6 +30,19 @@ install_unit() {
   blitz_log "install" "install-unit" "success" "unit=${SYSTEMD_DEST_DIR}/${template_name%.in}" 0
 }
 
+remove_unit_if_present() {
+  local unit_name="$1"
+  local unit_path="${SYSTEMD_DEST_DIR}/${unit_name}"
+
+  if [[ ! -f "${unit_path}" ]]; then
+    return 0
+  fi
+
+  systemctl disable --now "${unit_name}" >/dev/null 2>&1 || true
+  rm -f "${unit_path}"
+  blitz_log "install" "remove-unit" "success" "unit=${unit_path}" 0
+}
+
 blitz_load_boot_env
 blitz_require_root "install"
 blitz_require_command install "install"
@@ -40,13 +53,15 @@ install -d -m 0755 "$(dirname "${BLITZ_LOG_FILE}")"
 touch "${BLITZ_LOG_FILE}"
 chmod 0644 "${BLITZ_LOG_FILE}"
 blitz_log "install" "prepare-log-file" "success" "log_file=${BLITZ_LOG_FILE}" 0
+blitz_prepare_runtime_dir
 
 install_unit "blitz-boot-gate.service.in"
 install_unit "blitz-5g-dial.service.in"
-install_unit "blitz-time-sync.service.in"
 install_unit "blitz-ros-receiver.service.in"
 install_unit "blitz-b-side-omnid.service.in"
+install_unit "blitz-watchdog.service.in"
 install_unit "blitz-robot.target.in"
+remove_unit_if_present "blitz-time-sync.service"
 
 blitz_run "install" "daemon-reload" systemctl daemon-reload
 blitz_run "install" "enable-target" systemctl enable blitz-robot.target