v5.2.0

What's Changed

• feat(api): update API spec from langfuse/langfuse 618aac2 by @langfuse-bot in #2089
• chore(deps): bump astral-sh/setup-uv from 10.3.2 to 10.3.3 in the github-actions group by @dependabot[bot] in #2094
• fix(batch-evaluation): keep paging past empty observation pages by @DavidTraina in #2097
• fix(batch-evaluation): use a 60 s timeout for observation page fetches by @DavidTraina in #2096
• test: follow observation cursors past empty pages by @DavidTraina in #2099
• docs: update observations pagination and batch evaluation docs by @DavidTraina in #2098
• docs: fix get_prompt fetch_timeout_seconds unit by @DavidTraina in #2100
• feat: add iter_observation_pages helper for observations v2 by @DavidTraina in #2101

Full Changelog: v5.1.0...v5.2.0