Rails 8.2 Release Notes: JSON Schema, Argon2, and 500k-RPM Monoliths (2026)
Rails 8.2 release notes and review for 2026: native JSONB schema validation, Argon2id password hashing by default, and Solid Stack benchmarks hitting 500k req/min. Upgrade guide plus real performance numbers.
Mar 29, 2026
Web Architecture