feat: Add pdf-creator skill for markdown to PDF conversion

- Add pdf-creator skill with Chinese font support (weasyprint)
- Include md_to_pdf.py for single file conversion
- Include batch_convert.py for multiple files
- Support formal documents: legal filings, reports, trademark applications
- Update marketplace to v1.14.0

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

pdf-creator/scripts/batch_convert.py

@@ -0,0 +1,78 @@
+#!/usr/bin/env python3
+"""
+Batch convert multiple markdown files to PDF.
+
+Usage:
+    python batch_convert.py file1.md file2.md file3.md
+    python batch_convert.py *.md
+    python batch_convert.py --output-dir ./pdfs file1.md file2.md
+
+Requirements:
+    pip install weasyprint markdown
+"""
+
+import argparse
+import sys
+from pathlib import Path
+
+from md_to_pdf import markdown_to_pdf
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description='Batch convert markdown files to PDF with Chinese font support'
+    )
+    parser.add_argument(
+        'files',
+        nargs='+',
+        help='Markdown files to convert'
+    )
+    parser.add_argument(
+        '--output-dir', '-o',
+        type=str,
+        default=None,
+        help='Output directory for PDFs (default: same as input)'
+    )
+
+    args = parser.parse_args()
+
+    output_dir = Path(args.output_dir) if args.output_dir else None
+    if output_dir:
+        output_dir.mkdir(parents=True, exist_ok=True)
+
+    success = 0
+    failed = 0
+
+    for md_file in args.files:
+        md_path = Path(md_file)
+
+        if not md_path.exists():
+            print(f"[SKIP] File not found: {md_file}")
+            failed += 1
+            continue
+
+        if not md_path.suffix.lower() == '.md':
+            print(f"[SKIP] Not a markdown file: {md_file}")
+            failed += 1
+            continue
+
+        # Determine output path
+        if output_dir:
+            pdf_file = str(output_dir / md_path.with_suffix('.pdf').name)
+        else:
+            pdf_file = str(md_path.with_suffix('.pdf'))
+
+        try:
+            print(f"Converting: {md_file} -> {pdf_file}")
+            markdown_to_pdf(str(md_path), pdf_file)
+            success += 1
+        except Exception as e:
+            print(f"[ERROR] Failed to convert {md_file}: {e}")
+            failed += 1
+
+    print(f"\nCompleted: {success} succeeded, {failed} failed")
+    sys.exit(0 if failed == 0 else 1)
+
+
+if __name__ == "__main__":
+    main()