docs: add CONTRIBUTING.md and align README structure with repo#293

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tejeshvenkat wants to merge 2 commits intoOWASP-BLT:mainfrom

tejeshvenkat:docs/contributing-and-readme-accuracy

Commits on Mar 23, 2026

docs: add CONTRIBUTING.md and align README structure with repo
tejeshvenkat
committed
docs: match CONTRIBUTING CI audit command to ci.yml (--audit-level=high)
tejeshvenkat
committed