v5.21.0

What's Changed

• chore(deps): bump the fumadocs group in /website with 2 updates by @dependabot[bot] in #419
• chore(dev-deps): bump @types/react from 19.2.16 to 19.2.17 in /website by @dependabot[bot] in #420
• chore(deps): bump next from 16.2.9 to 16.2.10 in /website by @dependabot[bot] in #421
• chore(dev-deps): bump @types/node from 22.19.19 to 26.1.0 in /website by @dependabot[bot] in #422
• feat(config): accept per-slot model binding objects in config_set by @griffinwork40 in #409

Full Changelog: v5.20.8...v5.21.0