2025.9.4 1. 新增走航任务统计功能（待完成）

feiyu02

2025-09-04 707b00a0ca6604c249a110b376ac1e44e408e624

 src/main/kotlin/com/flightfeather/uav/common/utils/FileUtil.kt

@@ -65,12 +65,12 @@
//            }
            //新建输出流
            fw = FileWriter(file, true)
            bw = BufferedWriter(fw)
            bw = fw?.let { BufferedWriter(it) }
        }
        //第一次写文档时初始化输出流
        if (bw == null || fw == null) {
            fw = FileWriter(file, true)
            bw = BufferedWriter(fw)
            bw = fw?.let { BufferedWriter(it) }
        }

        bw?.run {