Export code blocks properly in docx

app/scripts/export-docx.mjs

@@ -14,7 +14,7 @@
  *   npm run export:docx
  */
 
-import { Document, Packer, Paragraph, TextRun, HeadingLevel, AlignmentType } from 'docx';
+import { Document, Packer, Paragraph, TextRun, HeadingLevel, AlignmentType, LineRuleType } from 'docx';
 import { promises as fs } from 'node:fs';
 import { resolve } from 'node:path';
 import process from 'node:process';
@@ -93,6 +93,21 @@ function parseInlineFormatting(text) {
   return runs.length > 0 ? runs : [new TextRun(text)];
 }
 
+function codeBlockToParagraph(codeLines) {
+  const codeRuns = codeLines.map((codeLine, idx) => new TextRun({
+    break: idx === 0 ? 0 : 1,
+    children: [codeLine],
+    font: 'Courier New',
+    size: 20
+  }));
+
+  return new Paragraph({
+    children: codeRuns,
+    shading: { fill: 'F5F5F5', type: 'clear' },
+    spacing: { before: 200, after: 200, line: 240, lineRule: LineRuleType.AUTO }
+  });
+}
+
 async function convertTxtToDocx(txtPath, outputPath) {
   console.log(`📖 Reading TXT file: ${txtPath}`);
   const content = await fs.readFile(txtPath, 'utf-8');
@@ -112,12 +127,25 @@ async function convertTxtToDocx(txtPath, outputPath) {
     }
     
     // Handle code blocks <c>...</c>
-    if (line.trim().startsWith('<c>')) {
+    if (/^\s*<c>/.test(line)) {
       inCodeBlock = true;
       codeLines = [];
-      const firstLine = line.replace(/^<c>\s*/, '');
-      if (firstLine && !firstLine.startsWith('</c>')) {
-        codeLines.push(firstLine);
+
+      const firstLine = line.replace(/^\s*<c>/, '');
+      if (firstLine) {
+        // Handle single-line code blocks like: <c>code...</c>
+        if (firstLine.trim().endsWith('</c>')) {
+          const singleLine = firstLine.replace(/<\/c>\s*$/, '');
+          codeLines.push(singleLine);
+          paragraphs.push(codeBlockToParagraph(codeLines));
+          inCodeBlock = false;
+          codeLines = [];
+          continue;
+        }
+
+        if (!firstLine.startsWith('</c>')) {
+          codeLines.push(firstLine);
+        }
       }
       continue;
     }
@@ -128,13 +156,7 @@ async function convertTxtToDocx(txtPath, outputPath) {
       
       // Add code block as paragraph(s)
       if (codeLines.length > 0) {
-        paragraphs.push(new Paragraph({
-          text: codeLines.join('\n'),
-          font: 'Courier New',
-          size: 20,
-          shading: { fill: 'F5F5F5', type: 'clear' },
-          spacing: { before: 200, after: 200 }
-        }));
+        paragraphs.push(codeBlockToParagraph(codeLines));
       }
       
       inCodeBlock = false;