chore: 项目环境升级为 JDK25，Spring 4.1，项目重构为多模块

sandbox/docx-example.cjs

@@ -0,0 +1,30 @@
+// 使用 Runtime 实际安装的 docx API；可作为表格与原生批注的最小验证脚本。
+const fs = require('node:fs');
+const path = require('node:path');
+const assert = require('node:assert/strict');
+const { Document, Paragraph, TextRun, Table, TableRow, TableCell, Packer,
+  CommentRangeStart, CommentRangeEnd, CommentReference } = require('docx');
+
+async function main() {
+  const output = process.argv[2];
+  assert(output, '用法：node docx-example.cjs <输出.docx>');
+  const document = new Document({
+    comments: { children: [{ id: 0, author: '材料评审', date: new Date(),
+      children: [new Paragraph({ children: [new TextRun('请企业确认设备数量。')] })] }] },
+    sections: [{ children: [
+      new Paragraph({ children: [
+        new CommentRangeStart(0), new TextRun('待企业提供设备数量。'),
+        new CommentRangeEnd(0), new TextRun({ children: [new CommentReference(0)] })
+      ] }),
+      new Table({ rows: [new TableRow({ children: ['项目', '待确认'].map(text =>
+        new TableCell({ children: [new Paragraph({ children: [new TextRun(text)] })] })) })] })
+    ] }]
+  });
+  const buffer = await Packer.toBuffer(document);
+  assert.equal(buffer.subarray(0, 2).toString(), 'PK');
+  fs.mkdirSync(path.dirname(output), { recursive: true });
+  fs.writeFileSync(output, buffer);
+  console.log(`DOCX API 验证通过：${buffer.length} 字节`);
+}
+
+main().catch(error => { console.error(error); process.exitCode = 1; });