docs: update for api v2 (#1052)

Merge pull request #1022 from upstash/feat/make-page-optional

Merge pull request #1009 from upstash/CTX7-818/paging-for-mcp

Merge pull request #978 from upstash/bench-score

Merge pull request #835 from upstash/feat/rate-limit-warning

chore: update schema version from 2025-10-11 to 2025-10-17

Merge pull request #823 from upstash/fix/registery-config

Merge pull request #822 from upstash/fix/registery-publish

Merge pull request #778 from upstash/feat/mcp-registery