link skill script

scripts/link_skill.py

@@ -0,0 +1,80 @@
+#!/usr/bin/env python3
+"""Create directory and symlink for Copilot skills."""
+
+import argparse
+import subprocess
+import sys
+from pathlib import Path
+
+
+def add_skill(markdown_path: str) -> None:
+    """Add a skill by creating symlink in ~/.copilot/skills/.
+
+    Args:
+        markdown_path: Path to the markdown file (relative or absolute)
+
+    Raises:
+        FileNotFoundError: If markdown file doesn't exist
+        RuntimeError: If symlink creation fails
+    """
+    md_file = Path(markdown_path)
+
+    if not md_file.exists():
+        raise FileNotFoundError(f"Markdown file not found: {markdown_path}")
+
+    # Get absolute path
+    abs_md_path = md_file.resolve()
+
+    # Extract skill name from filename (without .md extension)
+    skill_name = md_file.stem
+
+    # Create skill directory
+    skills_dir = Path.home() / ".copilot" / "skills" / skill_name
+    skills_dir.mkdir(parents=True, exist_ok=True)
+
+    # Create symlink
+    symlink_path = skills_dir / "SKILL.md"
+
+    # Remove existing symlink if it exists
+    if symlink_path.exists() or symlink_path.is_symlink():
+        symlink_path.unlink()
+
+    # Create the symlink using ln -s for compatibility
+    result = subprocess.run(
+        ["ln", "-s", str(abs_md_path), str(symlink_path)],
+        capture_output=True,
+        check=False,
+        text=True,
+    )
+
+    if result.returncode != 0:
+        raise RuntimeError(f"Failed to create symlink: {result.stderr}")
+
+    print(f"✓ Created skill link: {symlink_path} -> {abs_md_path}")
+
+
+def main() -> None:
+    """Main entry point."""
+    parser = argparse.ArgumentParser(description="Create directory and symlink for Copilot skills")
+    subparsers = parser.add_subparsers(dest="command", help="Command to run")
+
+    # Add subcommand
+    add_parser = subparsers.add_parser("add", help="Add a skill")
+    add_parser.add_argument("markdown", help="Path to markdown skill file")
+
+    args = parser.parse_args()
+
+    if not args.command:
+        parser.print_help()
+        sys.exit(1)
+
+    if args.command == "add":
+        try:
+            add_skill(args.markdown)
+        except (FileNotFoundError, RuntimeError, OSError) as e:
+            print(f"✗ Error: {e}", file=sys.stderr)
+            sys.exit(1)
+
+
+if __name__ == "__main__":
+    main()