Fix: Include pnpm-lock.yaml for reproducible builds

- Remove pnpm-lock.yaml from .gitignore to ensure consistent dependencies
- Lock files should be committed for npm packages to guarantee reproducible builds
- Fixes GitHub Actions CI failure due to missing lock file

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

Co-Authored-By: Claude <[email protected]>

Author: Xexr

.gitignore

@@ -129,8 +129,7 @@ dist
 .yarn/install-state.gz
 .pnp.*
 
-# pnpm
-pnpm-lock.yaml
+# pnpm (pnpm-lock.yaml should be committed for npm packages)
 
 # Built files
 build/