Added omit=optional to .npmrc to prevent @xenova/transformers from
trying to compile sharp with native dependencies. Sharp is only used
for server-side image processing which isn't needed in the browser.
Also added override for sharp version in package.json as fallback.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>