v4.8.0

What's Changed

• Pin agentic-sdlc to v4.7.0 by @cdowin in #260
• checks: ratio budgets with a warning and a limit (tests and comments) by @cdowin in #267
• workflows: chain gates, chain-aware plan check, answers to merged tasks, args.setup, spec gate by @cdowin in #268
• Release 4.8.0 by @cdowin in #270

Full Changelog: v4.7.0...v4.8.0