功能: 服务端生成完整报告并保护单任务

- 使用 libxlsxwriter 常量内存导出 Excel\n- 增加全局任务占用提示与原始数据持久化\n- 保留运行时任务数据并更新接口文档

third_party/libxlsxwriter_repo/examples/doc_properties.c

@@ -0,0 +1,40 @@
+/*
+ * Example of setting document properties such as Author, Title, etc., for an
+ * Excel spreadsheet using libxlsxwriter.
+ *
+ * Copyright 2014-2021, John McNamara, jmcnamara@cpan.org
+ *
+ */
+
+#include "xlsxwriter.h"
+
+int main() {
+
+    lxw_workbook  *workbook   = workbook_new("doc_properties.xlsx");
+    lxw_worksheet *worksheet  = workbook_add_worksheet(workbook, NULL);
+
+    /* Create a properties structure and set some of the fields. */
+    lxw_doc_properties properties = {
+        .title    = "This is an example spreadsheet",
+        .subject  = "With document properties",
+        .author   = "John McNamara",
+        .manager  = "Dr. Heinz Doofenshmirtz",
+        .company  = "of Wolves",
+        .category = "Example spreadsheets",
+        .keywords = "Sample, Example, Properties",
+        .comments = "Created with libxlsxwriter",
+        .status   = "Quo",
+    };
+
+    /* Set the properties in the workbook. */
+    workbook_set_properties(workbook, &properties);
+
+    /* Add some text to the file. */
+    worksheet_set_column(worksheet, 0, 0, 50, NULL);
+    worksheet_write_string(worksheet, 0, 0,
+                           "Select 'Workbook Properties' to see properties." , NULL);
+
+    workbook_close(workbook);
+
+    return 0;
+}