chore: 战略撤退，代码全量回滚至 9a38fb6 (PR 引入前的纯净状态)

core/mod_google.sh

@@ -23,14 +23,8 @@ if ! type log >/dev/null 2>&1; then
         local local_ver="${AGENT_VERSION:-未知}"
         
         mkdir -p "${INSTALL_DIR}/logs"
-        local core_msg=$(printf "[v%-5s] [%-5s] [%-7s] [%s] %s" "$local_ver" "$2" "$1" "$REGION_CODE" "$3")
-        echo "[$(date '+%Y-%m-%d %H:%M:%S')] $core_msg" >> "${INSTALL_DIR}/logs/sentinel.log"
-        # 强制推送到 Systemd Journal (如果系统支持)
-        if command -v logger >/dev/null 2>&1; then
-            logger -t ip-sentinel "$core_msg"
-        else
-            echo "$core_msg"
-        fi
+        # 统一日志格式，注入 [版本号] 追踪标识
+        printf "[$(date '+%Y-%m-%d %H:%M:%S')] [v%-5s] [%-5s] [%-7s] [%s] %s\n" "$local_ver" "$2" "$1" "$REGION_CODE" "$3" >> "${INSTALL_DIR}/logs/sentinel.log"
     }
 fi