feat: Feature comparison using github pages.

[kinyoklion]

No description provided.

[devin-ai-integration]

Security Review Summary

I reviewed this PR for secrets and proprietary data leaks. No issues found.

Files Reviewed:

• .github/workflows/publish-pages.yml - GitHub Actions workflow
• .gitignore - Added generated file exclusion
• Makefile - Added html target
• tool/cmd/genhtml/main.go - Static site generator (757 lines)

Findings:

Secrets/Credentials: None detected

• The workflow uses ${{ secrets.GITHUB_TOKEN }} which is the standard GitHub-provided token (not a leaked secret)
• No hardcoded API keys, passwords, or credentials
• No environment variables with sensitive data

Proprietary Data: None detected

• No internal URLs, staging endpoints, or dev environments
• No customer data or PII
• No internal documentation or proprietary algorithms
• SDK names/features are populated from existing JSON files at build time

External Dependencies:

• Standard GitHub Actions: actions/checkout@v4, actions/setup-go@v5
• LaunchDarkly action: launchdarkly/gh-actions/actions/publish-pages@publish-pages-v1.0.2

The PR is a clean static site generator that reads public SDK feature data and generates an HTML comparison page for GitHub Pages.