v6.5.0

• Add LLM guidance (#1736)
• Fix issue calling DataSnapshot methods with null data (#1661)
• Adds auth.rawToken to context to allow access to the underlying token. (#1678)
• Fix logger runtime exceptions #(1704)

v6.4.0

• Add @deprecated annotation to callable functions's auth policy (#1675)
• Allows CORS to be a parameter. (#1688)
• Make traceContext accessible (#1696)

v6.3.1

• Fix bug where sse response hangs if handler threw an error. (#1668)

v6.3.0

• Add onCallGenkit (#1655)

v6.2.0

• Add an authPolicy callback to CallableOptions for reusable auth middleware as well as helper auth policies (#1650)
• Handle ESM functions codebases containing top-level awaits, which would break in node 22.12+ (#1651)
• Multiple breaking changes to the not-yet-announced streaming feature for Callable Functions (#1652)

v6.1.2

• Update callable function to better support long running requests (#1635)

v6.1.1

• Fix bug where wrapInit wasn't called on v2 callable functions. (#1634)
• Add support for callable function to return streaming response (#1629)
• Add support for firebase-admin@13 (#1641)

v6.1.0

• Bump express version to 4.19.2 (#1624)
• Add support for beforeSmsSent auth blocking triggers. (#1589)

v6.0.1

• Fix bug where v1 functions can't be emulated (#1615)

v6.0.0

• Breaking: Change default entrypoint of the firebase-functions package to v2 instead of v1 (#1594)
• Add @deprecated annotation on functions.config() API (#1604)